Ordonezite
重锌锑矿
🗣️ 情景例句
You don't seem very enthusiastic about his suggestion.
你似乎对于他的建议并不很感兴趣。
I haven't nothing to declare.
我没有要申报的东西。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，