Ferroxyl indicator
[化] 铁锈指示剂
🧩 词语组成解析
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
What makes you work so hard?
什么使你这样卖命？
Counsel must be followed, not praised.
忠告必须照办，而不是赞美。
Yes, it was. But it's much colder today.
是的，昨天冷。但是今天更冷。