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
would be happy with something simple, Robbie.
会欣然接受简单的东西，Robbie。
Will it be convenient for you to explain your plans to him?
你向他解释计划将是方便的吗？
In the midst of all this movement, the weight and the pen would be still.
重物和笔都却不运动。