Matricite
水钙镁橄榄石
🗣️ 情景例句
I would like to buy some stamps, please.
我想买些邮票。
All the wit in the world is not in one head.
世界上所有的智慧不可能集中于一个脑袋。
We stopped in Moscow on the way, but only for an hour or two, so there was no time to go into the centre of the city.
我们在莫斯科停了一下，但只停了一两个小时，所以没有时间去市中心玩。