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
to be with people--people his own age.
和别人交往像他那般年纪的人。
Sob! I didn't mean to kill it. I'm sorry birdie.
呜呜，我无意要杀死你。对不起，小鸟。
He had been the first to turn a telescope to the sky,
他是第一个把望远镜对准天空的人，