Ball valve
[化] 球阀; 球心阀
🧩 词语组成解析
ball
[bɔl]
n. 球;棒球（投手投出的）坏球;拇指球;舞会;
vt. 做成球状，使成团块;（指男性）和（女性）交媾（美式英语）;
vi. 呈球形，成团块;[美国俚语、口语]狂欢作乐，消遣;尽情作乐，尽情地玩;
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
May I speak to Miss Chen?
可以跟陈小姐讲话吗？
We are delighted to know that you deal with export of Chinese chinaware. Could you supply us 300 sets of tableware for shipment before the end of May?
欣悉你方是中国瓷器出口商。能否给我方供应300套餐具，五月底前交货。
He was just able to lie down on the ground, but could not stand up.
他只能躺在地上，但不能站起来。