Cobaltous
a. (正)钴的, 二价钴的\\n[建] (正)钴的, 二价钴的
🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
I'd like to make an appointment with Mrs. Green.
我想约个时间见格林女士。
Hurry up, Sam!The kettle's boiling!
快，萨姆。水开了！