Dysprosia
[化] 氧化镝
🗣️ 情景例句
and the company in Los Angeles
而在Los Angeles
Every man has the defects of his qualities.
一个人的好品质上也有不足之处。
Oil rigs have to be repaired frequently and divers,who often have to work in darkness a hundred feet under water,
钻井平台需要经常修理，潜水员常常要在水面100英尺以下摸黑工作，