单词
precaution
翻译
n. 预防,留心,警戒
例子
I took the precaution of locking everything in the safe.
我把一切东西都锁在保险箱里以防万一。
You should take an umbrella just as a precaution.
你该带把伞,有备无患。
我把一切东西都锁在保险箱里以防万一。
You should take an umbrella just as a precaution.
你该带把伞,有备无患。