Valve cock
[化] 阀栓
🧩 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;
cock
[kɔk]
n. 公鸡;成熟雄鸟;首领，领导;龙头;
vt. 使某物竖起;使某物倾斜;使朝上;扳上扳机;
vi. 翘起，竖起;大摇大摆;
🗣️ 情景例句
I am interested in baseball.
我对棒球有兴趣。
Foam plastics are applied to protect the goods against press.
泡沫塑料用来防止挤压。
Come upstairs and see it.
到楼上来看看吧。