Annular tubes
[化] 套管
🧩 词语组成解析
annular
[['ænjulə]]
a. 环形的\\n[医] 环状的
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
He's had so many colds and sore throats recently.
他最近常常感冒喉咙痛。
You're a very beautiful woman. You should try this one. I'm sure you'll be more beautiful than ever.
你是位美人儿。且试一试这个，肯定会让你变得更美丽的。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？