Acetylene buoy
[机] 乙炔浮
🧩 词语组成解析
n. 乙炔, 电石气\\n[化] 乙炔; 双亚乙基
buoy
['bʊi]
n. 浮标;救生圈;航标;
vt. 使浮起;支持，鼓励;
🗣️ 情景例句
This is sensational!
太令人激赏了！
It's a quarter past five.
现在是五点一刻。
No, not very. You need a driving permit. Have you got one?
不，不很贵。你需要一个驾驶执照。你有没有？