I suppose I was a bit lazy and now I wish I'd done more work, especially in maths.

大概是我当时有点儿懒，但愿那时我能更用功，尤其是在数学方面。

youdao

I suppose I was a bit lazy and now I wish I'd done more work, especially in maths.

大概是我当时有点儿懒，但愿那时我能更用功，尤其是在数学方面。

youdao