Chromium sesquisulfide
[建] 三硫化二鉻
?? 詞語(yǔ)組成解析
chromium
[['kr?umj?m]]
n. 鉻\\n[化] 鉻Cr
倍半硫化物, 三硫化二...
??? 情景例句
Hi, Tom. How are you doing?
喂，湯姆。你好嗎？
A heavy snow promise a good harvest.
瑞雪兆豐年。
I don't think you are right.
我認(rèn)為你是不對(duì)的。