Fluochromate
氟基铬酸盐
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
My hobby is collecting records.
我的嗜好是收集唱片。
I always carry matches with me at such times and I tore out the pages of the first chapter of the book I was reading to get the fire going.
在这样的时候我身上总是带着火柴的，为了让火堆燃下去，我从我正在看的那本书的第一章撕下几页。