Priming valve
[化] 起动注水阀
🧩 词语组成解析
n. 装雷管, 装点火药, 起爆剂, 底漆\\n[化] (水泵起动前)充水
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
He doesn't have any beliefs; he just takes one day at a time.
他没有什么信仰，每天只是得过且过
TV crazy
电视迷
No, thanks. It's big, but it isn't heavy. It's light.
不用了，谢谢，是大盒子，但不重。很轻。