Ahlfeldite
复硒镍矿
🗣️ 情景例句
Don't worry. The traffic is very heavy at this hour.
别担心。这个时间交通很拥挤。
The doctor said I look pale.
医生说我看起来很苍白。
We hope that the next negotiation will be the last one before signing the contract.
我们希望下一交谈判将是签订合同前的最后一轮谈判。