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
but I wanted this weekend to be special for you.
但我希望这个周末对你来说很特别。
That's fine. What time do I have to be at the airport?
好的。我应该几时到达机场？
I concluded that they were simply shy of strangers.
我认为这不过是他们在陌生人面前表现出的害羞。