翻译：游遍全球

all用作副词表“完全；全然；十分”，可修饰形容词、副词、介词短语等，用以加强程度。《牛津英语用法指南》指出：

all可以用来强调某些形容词、介词和副词。

You're all wet. 你湿透了。

She walked all round the town. 她在城里转遍了。

I was all alone. 当时我就一个人。

Tell me all about your holiday. 把你度假的情况都将给我听吧。

It's all because of you. 都是你的缘故。

I looked all round. but I couldn't see anything. 我朝四周张望，但什么也看不见。