Undulators
(undulator 的复数) [电] 波纹印码机
🗣️ 情景例句
Good-bye, Mr. Carlson. Thanks.
再见， Carlson先生。谢谢。
Without wisdom wealth is worthless.
如果没有智慧，财富就无价值。
I never want to see your face again!
我再也不要见到你！