Serpierite
[矿]锌铜矾
🗣️ 情景例句
It is special. Happy anniversary.
确实很特别。结婚周年快乐！
Honesty may be dear bought, but can never be an ill penny-worth.
出高价买来的诚实，不会永远没有价值。
What will be the population of the world in the year 2000?
2000年世界人口将是多少？