Conical roller
[机] 锥形滚子
🧩 词语组成解析
a. 圆锥形的, 圆锥的\\n[计] 圆锥的
🗣️ 情景例句
And a full night.
还有一整夜。
She is majoring in modern languages.
她主修现代语言学。
Yes. Did you listen to the weather report on the radio?
是的。你收听了电台的天气预报吗？