Jones reducer
[化] 琼斯还原管
🧩 词语组成解析
jones
[[dʒəunz]]
n. 琼斯（姓氏）
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
It's inevitable that he'll find out about it.
他无可避免地会发觉此事。
Did you get dressed right away?
你马上穿好衣服吗？
I regretted saying it almost at once.
但马上又后悔说了这话。