fasten down

1 Builders must fasten down roofs of newly-built homes more securely.

建造工人必须把新建房屋的屋顶固定得更牢靠些。

2 The sailor had forgotten to fasten down the lifeboats on deck.

那个水手忘记把救生艇系在甲板上了.

3 They are trying to fasten down the sense of this new term.

他们正试图确定这一新术语的意义.

4 Fasten down the cover of Vibration Grinding Mill, press green start button of it.

盖紧振动磨的盖, 按振动磨的绿色启动按钮.

5 All the windows have been fastened down before the storm.

暴风雨来到前，所有的窗户都已扣牢。

1 确定

assertory affirmant hundred-percent corroborant sure clear certain positive firm secure established convinced definitive definite assured decisive conclusive vested determinate unquestionable hands-down determinative corroborative surefire assertorily certainly rightly doubtless assuredly affirmatively assertively indubitably fixedly determinately establishment confirmation determination verification affirmation affirmance fixedness indubitability definitize determine fix assure insure affirm clinch cinch corroborate for a certainty for a cert rely upon it for certain with certainty set fixed confirmative decretive settlement assurance settling tell limit identify square lay settle verify compound ascertain clench

2 闩上

fasten bar

3 下决心

determine bring oneself to

4 钉牢

nail fasten up

5 关上

shut to close fasten on

6 使下决心

determine