Valve stem
[机] 阀转杆, 阀杆
🧩 词语组成解析
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;
stem
[stɛm]
n. （花草的）茎;词干;（高脚酒杯的）脚;烟斗柄;
vt. 遏制[阻止]（液体的流动等）;阻止;封堵;遏止;
🗣️ 情景例句
Good luck and best wishes on your career move.
祝你新的事业一帆风顺！
This restaurant serves spaghetti, but not pizza.
这家餐厅做通心粉，但是没有比萨饼。
Mum or dad, of course, provide a regular supply of pocket money, but uncles and ants are always a source of extra income.
爸爸妈妈当然经常给孩子零花钱，但是，叔舅婶姨也是孩子们额外收入来源。