Alarm check valve
[化] 报警单向阀
🧩 词语组成解析
check
[tʃɛk]
vt. 检查，核对;制止，抑制;在…上打勾;
vi. 核实，查核;中止;打勾;[象棋]将一军;
n. <美>支票;制止，抑制;检验，核对;
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
Are you going to return it here?
你要在这里归还吗？
Let me speak to you about some of the ways to successfully negotiate with foreigh businessmen.
但我仍然想跟你谈谈一些与外国商人成功谈判的方法。
he saw two thieves rush out of a shop and run towards a waiting car.
看到有两个小偷从一家商店里冲出来，奔向等在那里的一辆汽车，