Undalatory theory
[医] 波动学说
🧩 词语组成解析
[医] 波动的
🗣️ 情景例句
Yes, we'll be arriving by car about ten o'clock Friday night.
是的， 我们将于星期五晚上十点钟左右开车抵达。
You must be hungry. Shall we get something to eat?
你一定饿了，我们吃点东西好吗？
Before they were replaced by steamships,
在蒸汽船取代帆船之前。