我不是这方面的专家，但我认为你可以试试每天举重和做至少200个仰卧起坐，每天进行两次。

Well, I am no expert at that, but I think you can try lifting weights and do at least 200 sit-ups twice a day.

youdao

我知道这方面的专家，但我认为你可以试试举重并且做至少200个仰卧起坐，每天做两次。

I know expert of that, but I think you can try lifting weights and do at least 200 sit-ups twice a day.

youdao

就算没有器械你也可以做健美练习，至少在短期内。

You can get a great workout without equipment, at least for awhile.

youdao

That's how paper money got started, as bearer notes, because if you had gold with the goldsmith you could spend the note, at least within the town that you live in where the goldsmith was known and had a reputation.

纸币就以不记名票据的形式出现了,如果你的金子存在金匠那里,你可以直接支出这些票据,至少在你所居住的城镇可以这样做,因为金匠在本地有着并众所周知的信誉

耶鲁公开课 - 金融市场课程节选