Undulators
(undulator 的复数) [电] 波纹印码机
🗣️ 情景例句
Mom is now on television
妈妈现在出现在电视上
We should promote world peace.
我们应该促进世界和平。
Where are you staying in Guangzhou? I hear that the hotels there are very expensive.
在广州你打算住在哪儿？我听说那里的旅馆收费很高。