Well, I shall endeavor to do my best.

我尽力而。

To do your best is no longer good enough.

尽力而是不够的。

But I'm going to do my best.

但我会尽力而。

Well, just doing the best I can.

只是尽力而了。

Just pay attention and do your best!

专心听讲，尽力而！

You did the best thing you could do.

你已经尽力而了。

I'll try to do it, yes.

我会尽力而。

After all, I am trying my best.

毕竟，我正尽力而。

Or shall I carry on the best I can?

或者我应该继续尽力而？

I can't promise anything , but I'll do my best.

不敢保证，不过我尽力而。

We can only do our best, she said.

她表示，我们只能尽力而。

It just means I'm going to do my best.

这只是意味我会尽力而。

We'll do our best, we've been working day and night.

我们会夜以继日的工作，尽力而。

And the fourth agreement is always do your best.

第四个约定是凡事尽力而。

And that's the reason why they don't do their best.

这就是他们没有尽力而的原因。

Sir, they're doing everything they can.

先生，医生会尽力而。

" We're doing our best." said Lupin.

“我们在尽力而。”卢平说。

Yeah, I'm just doing what I can do.

是啊 我只是在尽力而啦。

We might not get to it, but we'll try out best.

我们可能做不到，但我们会尽力而。

I hope I can. So, there are a number of frequencies at play.

我当尽力而。音频播放时会出现很多频率。