Periarteritis
n. [医]动脉外膜炎,动脉周炎
🗣️ 情景例句
You don't need to call a plumber, I can fix the sink.
你不必请水管工人了，我会修水槽。
What would you have done last night if you hadn't had to study?
如果昨晚你不必学习你会做什么？
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。