Malthene
马青烯, 石油脂, 石油质(沥青中溶于石油醚的组分)
🗣️ 情景例句
Did you bring any savings or salary information?
你是否带来储蓄和薪资的相关资料？
We have adopted much more flexible methods in our dealings.
我们在具体操作方法上灵活多了。
Just now we all watched you sign to show that you had received the cheque.
刚才我们大家都观察到了你为表明已收到那张支票而签名。