Emergency shut(off) valve
[化] 紧急切断阀
🧩 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;
🗣️ 情景例句
Time heals all wounds.
时间可治愈一切创伤。
You will disgrace yourself if you dress in rags.
假如你穿得邋邋遢遢的，你将有损自己的形象。
and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.
因此，尽管制造这些工具的人的骨头早已荡然无存，但远古时代的石头工具却保存了下来。