I'm delighted to make your acquaintance.

认识你我觉得非常高兴。

Not at all.

绝不是

It's important for you to keep a cool head at this moment.

这时候保持头脑冷静是很重要的。

It's just one of those things.

这样的事情总是难免的。

Tell me plainly what you mean.

把你的意思明明白白告诉我。

I'm afraid it just isn't good enough.

恐怕这不够好。