Reciprocating-apparatus
[机] 往复装置
🧩 词语组成解析
[医] 交互的, 往复的
🗣️ 情景例句
The times have been very bad.
时机一直很坏。
What's the point of feeling blue?
有什么好悲伤的？
Just read it for me.
就读给我听好了。