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
I like to study in the library because it's so quiet.
我喜欢在图书馆学习因为那儿很安静。
Beware of him who regards not his reputation.
要谨防不重自己名誉的人。
There are a lot of people in the swimming pool.
游泳池里挤满了人。