你这样造成了很大的伤害“,唐乔凡尼用意大利语回答道--我会翻译，但你们可以听一下--他说

You do a great deal of harm, right," to which Don Giovanni replies in Italian--I'll translate it, but you can hear that--he says "ma, i tu tu on monde".

youdao

第一种就是昨天讲的微分法，希望你们能明白，不明白也没关系，现在可以认真听一下。

Let me start with the one with differentials that hopefully you kind of understood yesterday, but if not here is a second chance.

youdao