Abelsonite
紫四环镍; 紫四环镍矿
🗣️ 情景例句
Why don't you want to play?
你为什么不玩？
This part of the country is very hilly.
这个国家这一部分有很多丘陵。
I felt very nervous when I went into his office.
我走进他的办公室，感到非常紧张。