我不知道什么时候开始。

I don't know when to begin.

youdao

他不知道什么时候开始。

He didn't know when to start.

youdao

不知道什么时候开始，对人命已不那么在乎了。

Don't know when a beginning, to human life already not and so care.

youdao

不知道什么时候开始，任何东西上都有了一个日期。

Don't really know from when, everything is put on a date.

youdao

慢慢吞噬着所有的梦想与爱情。不知道什么时候开始。

Slowly swallow up all the dreams And love. They did not know what started.

youdao

不知道从什么时候开始，我变成了一个完美主义者。

Somewhere along the way, I’ve become a perfectionist.

youdao

你知不知道电影什么时候开始？

Any idea when the movie will start?

youdao

也不知道是从什么时候开始，“回炉”火了！

Also knowing is from when to begin, "Fire of melt down"!

youdao

我也不知道是什么时候开始的。

I don't know what is time.

youdao

我从不知道我是什么时候开始张大的！

I don't know what to be when I grow up!

youdao

我不知道从什么时候开始学会的拖拉，可能打从娘胎里出来就学会了吧。

I do not know how long I have had this kind of habit, maybe from I was born?

youdao

我不知道从什么时候开始学会的拖拉，可能打从娘胎里出来就学会了吧。

I do not know how long I have had this kind of habit, maybe from I was born?

youdao