英:[ˈjuːsfl]
美:[ˈjuːsfl]
英:[ˈjuːsfl]
美:[ˈjuːsfl]
use·ful
yus fl
比较级:more useful
最高级:most useful
usefully (adv.), usefulness (n.)
词根:use
adj.usable 可用的;合用的(等于useable)
used 习惯的;二手的,使用过的
useless 无用的;无效的
useable 可用的;便于使用的(等于usable)
adv.usefully 有效地,有用地
uselessly 无用地;无益地
n.usage 使用;用法;惯例
use 使用;用途;发挥
using 使用;利用
user 用户;使用者
usefulness 有用;有效性;有益
usability 合用,可用;可用性
usableness 可用;使用方便
uselessness 无用,无效
v.used 用;习惯(use的过去式)
using 使用(use的ing形式)
vi.use 使用,运用
vt.use 利用;耗费
Adjective
1. being of use or service;
"the girl felt motherly and useful"
"a useful job"
"a useful member of society"
2. of great importance or use or service;
"useful information"
"valuable advice"
3. capable of being turned to use or account;
"useful applications of calculus"
4. having a useful function;
"utilitarian steel tables"
be useful for对…有用;具有…用途
useful life使用寿命;有效期
useful data有用数据和资料
extremely useful非常有用
make oneself useful帮忙
useful work有效功;有用功
useful time使用寿命,使用时间
useful value使用价值
useful animal益兽
useful energy有效能;有用能
useful power有效功率,有效能量
useful plant有用植物
1590年代,来自 use(n.)+ -ful。相关词汇: Usefully; usefulness。
The first known use of useful was in 1595
uselessadjective
having or being of no use
usefuladjective
capable of being put to use : usable
useful scraps of material
having practical value
a useful invention
usefuladjective
capable of being put to use : usable
useful scraps of material
having practical value
a useful invention
1 But they also made useful and beautiful goods—copper kettles, glittering colored glass, and steel knives and hatchets—unlike anything else in New England.
2 All of our cultural heritage which is useful should be inherited, but in a critical way.
凡属我国文化遗产中有用的东西,都应当批判地继承.
3 How very kind Mr. Brooke is, and how fortunate that Mr. Laurence’s business detains him near you so long, since he is so useful to you and Father.
4 This information could prove useful .
这条信息往后也许有用。
5 Aboard the Argo II, she felt about as useful as a box of ballast.
6 That you are only as interesting as you are useful to someone.
7 Only in his work could he find redemption; only in the Corps was this manic quality channeled into a useful function.
8 “I reported to Lawrence that I, too, felt it would probably be useful to establish a second laboratory,” he recalled.
9 “I don’t think my parents have ever taught me anything useful like that. They say machines are better than humans at everything. Which...could be why they tried to hire whatnots.”
10 Not that that would do anything, but at least it would feel useful.
11 And yet the nuisance had flattered him, and the ribbons would be useful.
12 Kathy, calmer now, was glad to hear that he had been able to help the dogs, that he was feeling useful.
13 He hugged the old ladies as we finally left their houses, assuring them he’d do his best to be useful—to get the fixable issues fixed.
14 It seemed to me that the temperature in the shade would be a lot more useful to the citizens of our town.
15 Every part of the pig is useful.
猪浑身上下都是宝.
16 They cleared forests and drained swamps, creating land for farming and other useful purposes.
17 Mosca had taken the toolbox away from Victor before he left, but the detective always had a bit of wire and some other useful items in the hollow heel of one of his shoes.
18 If you waited long enough, a useless thing would become useful again.
19 Tending chickens was something Naomi knew how to do, a small way to be useful.
20 Nevertheless, as long as one understands that the table is a simplification, it is useful for comparing continental histories.
1 实用
applicatory economic practical utility functional applied sensible pragmatic practicable utilitarian banausic appl. app. doing serviceable well-constructed cracker-barrel convenient nifty functionality usefulness
2 有帮助的
assistant aidant of service helpful favourable healthy friendly adjuvant subservient instrumental further-some ministerial contributive implemental
3 可用的
5 有帮助
assistant aidant help avail of service helpful instrumental favourable be of use to be of service to be of use be of service friendly usefully aid further-some ministerial subservient contributive implemental stead
6 有效的
good available live bad sound effective efficient valid energetic prevailing operative telling virtuous efficacious effectual toothy trenchant energic active alive devastating potent forcible deadly mean significant nifty admissible benignant deedy functional sovereign formal competent expedient in force business virtual working approved accepted predominant resultful
7 熟练
expert crack experienced skilled delicate slick accomplished proficient fluent adept masterful skilful masterly dexterous practised well proficiency mastery dexterity be in practice
8 出色的
jim-dandy ten-carat good mean Able beautiful signal stone proper golden trim magnificent smash distinguished cracking first-class frantic colossal conspicuous groovy grouse amiable uptight jake bang-up socko jam-up whizbang gradely bang-on real gone
9 有益的
good available kind helpful valuable beneficial profitable informative rewarding advantageous conducive fruitful salutary beneficent benignant productive instructive healthy benign wholesome healthful profit-making instrumental kindly serviceable subservient informer friendly generous constructive good for the soul good old reward paying
10 有效
good available live bad sound effective efficient valid energetic prevailing operative telling virtuous efficacious effectual toothy trenchant energic smart smartly effectually work hold act inure enable with effect with advantage touch the spot take hold active alive devastating potent forcible effectively usefully tellingly potently availably validness availability usefulness run stand avail validate effectuate of service of help do good to the good hold true to advantage functional sovereign make accrue in strength significant formal competent expedient big efficiency significance authenticate go take hold good lick into shape in force put over business virtual working approved accepted predominant resultful validity confirm
11 可用
16 能干
strong competent ably good able capable up-and-coming hotshot competently capably able-mindedness savoire faire
17 实用的
applicatory economic practical utility functional applied sensible pragmatic practicable utilitarian banausic appl. app. applicative serviceable well-constructed cracker-barrel convenient nifty
18 有效率的
19 干杂活的人
20 不错
21 胜任的
22 方便
ready convenient handy usable expedient serviceable accommodative conveniently convenience facilitation serviceability expedience conveniency
23 好的
good plus neat braw goodo lekker right thanks I don't mind if I do k bad fine positive decent worthy yes you said it by all means if you insist
24 有益
good available kind healthy helpful valuable beneficial profitable informative rewarding advantageous conducive fruitful salutary beneficent benignant benignancy productive instructive benign wholesome healthful profit-making profitably helpfully beneficially utility usefulness helpfulness do good do some good instrumental kindly serviceable subservient informer friendly well avail generous constructive usefully good for the soul good old reward paying availability
25 值得称赞的
26 不错的
27 精通…的
28 出色
jim-dandy ten-carat good mean Able beautiful signal stone proper golden trim magnificent smash distinguished cracking first-class frantic colossal conspicuous groovy grouse amiable uptight jake bang-up socko jam-up whizbang gradely bang-on fine rarely strictly finely first-rate capitally real gone with credit
29 有用
available helpful practical profitable serviceable subservient answerable usefulness subservience help avail dow of service handy beneficial nifty expedient gainfully utility expedience of use worthwhile impactful profit-making utile usefully availably use service usability serviceability serve do some good be of service helpfully value helpfulness utilitarian commodious count profit utilize be of help good friendly hold good worth it to the purpose great be of use to be of service to be of use valuable meaningful earn your keep vail
30 有用的
available helpful practical profitable serviceable subservient answerable of service handy beneficial nifty of use worthwhile impactful profit-making utile use utility constructive practicable purposeful to the purpose be of assistance utilitarian commodious good friendly worth it valuable meaningful
31 适用的
33 熟练的
expert crack experienced skilled delicate slick accomplished proficient fluent adept masterful skilful masterly dexterous practised