Beforsite
镁云碳酸岩
🗣️ 情景例句
Help! Help! I can't swim!
救命！ 救命！ 我不会游泳
We have asked you to come to our Thank you Party today.
我们邀请你们参加我们今天的“感恩会”。
These days, it is differences in national regulations, far more than tariffs, that put sand in the wheels of trade between rich countries.
当前，是各国管理条例上的差异，而不是关税阻碍了发达国家之间的贸易。