Serpierite
[矿]锌铜矾
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
To receive
接受
This figure rises to a staggering 60% of men in their sixties.
而到60岁这个年龄段，这个数字上升到令人惊愕的60%。