Vacuous occurrence
[计] 空出现
🧩 词语组成解析
vacuous
['vækjuəs]
adj. 空虚的;愚蠢的;茫然若失的;无聊的;
adv. 无意义地，茫然若失地，无所事事地;
n. 空虚，无聊，愚蠢;
vac空+uous表形容词→空虚的；无意义的
🗣️ 情景例句
Shall I tell him you called?
我告诉他你来过电话，好吗？
Congratulations on your winning the prize.
我恭喜你得奖了。
The further off this solid obstruction, the longer time will elapse for the return of the echo.
固体障碍物越远。回声返回所用时间就越长。