Perthosite
[地质]淡钠二长岩
🗣️ 情景例句
May I speak to Miss Tan, please?
可以请谭小姐听电话吗？
All work and no play make Jack a dull boy.
尽量学，尽情玩。
Then they arrived just when we wanted them.
这样，他们可以恰好在我们要求的时间到达。