without book是什么意思

凭记忆，无根据，任意

without book 同义词

1 随意

haphazard freehand free random optional voluntary permissive hit-or-miss facultative touch-and-go go-as-you-please excursive freely hobnob ad-lib unconstraint at option at own sweet will

2 凭记忆

memoriter

3 无根据地

groundlessly

4 无根据

idle invalid unfounded bottomless unsubstantiated baseless unsound ungrounded insupportable unbottomed

5 无权

unauthorized rightless rightlessness

相关词

vibrator vidimus vibrissa veterinarian vests vext vesuvian viaticum vibrometer videogram vibracula vexedly vicarship via vest vexation vesta viatical vibrograph vibroflotation veteran victorine veto veterans vibrato viands vexilla vetch vexillum vexillary