Retgersite
n. [矿]镍矾( 一种由含水硫酸镍组成的深翠绿色四方晶系矿物)
🗣️ 情景例句
John isn't here today. That figures, he looked very sick yesterday.
约翰今天没有来，怪不得，他昨天就好像不太舒服。
John and I are old friends.
我和约翰是老朋友了。
That's right.
不，是我。