Reducer union
[化] 变径接头; 过渡接头
🧩 词语组成解析
n. 渐缩管, 缩减者, 还原剂\\n[化] 变径段; 变径管; 异径管; 大小头; 还原剂; 减速器; 减振器; 节流器
🗣️ 情景例句
What guarantee do I have that it won't break down easily?
有什么保障它不会轻易出故障？
Saying is one thing, and doing another.
说是一回事，做是另一回事。
We just caught the plane
我们刚好赶上了飞机。