Beforsite
镁云碳酸岩
🗣️ 情景例句
Let's meet with Charley at the university club.
我们就去大学俱乐部见见Charley吧。
This is my third year of college, I'm a junior.
这是我上大学的第三年，我是三年级学生。
Late in the afternoon, the boys put up their tent in the middle of a field.
傍晚时分，孩子们在田野中央搭起了帐篷。