Cof
abbr. cause of failure 导致失败的原因; coefficient of friction 摩擦系数; cost of funds 投资成本
🗣️ 情景例句
Call the plumber to fix the toilet.
给水管工打个电话来修理厕所。
One false step will make a great difference.
失之毫厘，谬以千里。
You'd better go to bed earlier tonight, if you can.
如果可能，你今晚最好早点儿睡觉。