Jones reductor
[化] 琼斯还原管
🧩 词语组成解析
jones
[[dʒəunz]]
n. 琼斯（姓氏）
n. 减速器, 减压器, 还原器, 还原剂\\n[医] 还原剂, 复位器
🗣️ 情景例句
I can see that you've done this before.
我发觉你曾干过此事。
I would rather stay here.
我宁愿留在这里。
What's matter?
怎么回事？