Sliding valve
[化] 滑阀
🧩 词语组成解析
a. 滑行的, 变化的\\n[机] 滑动
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
I think aerobics is easy.
我觉得有氧运动很容易。
The diamonds of other countries are always the most beautiful.
别国的钻石是最美丽的。
good-tempered elephant who will give many years of loyal service.
脾气温顺、能忠实为人服务多年的大象。