Spool valve
[化] 短管阀; 柱形阀; 滑阀
🧩 词语组成解析
spool
[spu:l]
n. 线轴，线管;线轴状物;卷络的数量[长度];缠线框;
vt. 把…绕在卷轴上;缠绕;
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
having taken so much time away from your busy schedule.
我在你忙碌的生活中用了这么多时间。
Don't count your chicken before they are hatched.
不要过早乐观。
I'm from Changsha. What about you?
我是长沙的。你呢？