Undulators
(undulator 的复数) [电] 波纹印码机
🗣️ 情景例句
All kinds--sports, editorials, theater reviews.
各种各样的， 体育， 社论， 剧评。
Mock not a cobbler for his black thumbs.
不要嘲笑皮匠的黑拇指。
I'd like to take a boat on the River Nile.
我想乘船在尼罗河上游览。