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
There is not a shadow of a doubt that they did it.
毫无疑问，是他们干的。
They called us just as we were having dinner.
当我们正在吃晚饭，他们就打电话给了我们。
Use the lab and prepare some plant food for young tomatoes.
用实验室为西红柿幼苗准备一些养分。