U tubes
[医] U形管
🧩 词语组成解析
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
Eleven o'clock, approve the sketches for the toy spaceship.
十一点钟， 批示玩具太空船的草图。
We feel product quality is high indeed.
我们认为产品的质量的确很高。
They never become submissive like dogs and horses.
它们从不像狗和马一样变得那么顺从。