Prep.
abbr. (=preposition)(=preparation)\\n
🗣️ 情景例句
There's been a car accident, please call the police.
这发生了车祸，请快报警。
Wisdom is a good purchase though we pay dear for it .
为了求知识，代价虽高也值得。
I'm making a bookcase.
我正在做书架。