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
I see how people spend their leisure time--
我看到人们怎样利用闲暇时间
The water has risen over the riverbank.
洪水溢过了防堤。
It's a pleasure. I'll see you tomorrow.
很高兴为您效劳。明天见。