I can figure out how fast I can run a mile now, and the Web is full of advice and training programs for getting faster.

我知道现在我一英里我可以跑多快，而且网上到处都是如何跑快的建议和训练项目。

youdao

I can figure out how fast I can run a mile now, and the Web is full of advice and training programs for getting faster.

我知道现在我一英里我可以跑多快，而且网上到处都是如何跑快的建议和训练项目。

youdao