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
Haven't I seen you before?
我以前没见过你吗？
It only takes a few minutes.
只要几分钟而已。
If a citizen's complaint is justified, the Ombudsman will act on his behalf.
如果公民的意见正确，司法特派员便为他伸张正义。