She is traveling around the world . | 她正在世界各地旅行。 | She traveled all over the world . | 她走遍了世界各地。
I'd like to travel around the world . 我想去世界各地旅行。
I travel to all parts of the globe . 我去过世界各地。
A lot of students around the world are studying english . 世界各地有很多学生正在学习英语。
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