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 can take the bus to work ...
我可以坐公共汽车上班……
What do you want?
干嘛？
If she were alive today she would not be able to air her views on her favourite topic of conversation: domestic servants.
如果她活到今天，她将不能就她热衷的话题“佣人”发表意见了。