Cev
abbr. convoy escort vessel 护航舰; cryogenic explosive valve 低温爆发阀门
🗣️ 情景例句
or we won't be finished by dinnertime.
要不然， 晚餐时间到了我们还做不完。
The greatest obstacle to progress is prejudice.
进步的最大障碍是偏见。
Yes. Wash your hands with soap at the end of your experiment.
可以。在实验结束时要用肥皂洗手。