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
How are you?
好吗？
How big is your house?
你的房子有多大？
We were so excited, my brother and I, that we did not get to sleep until very late.
我们太激动，以至于我和我弟到很晚才睡得着。