Can't you be nice to each other just this once?

难道你们就不能彼此客气哪怕一次？

《牛津词典》

Lady: Will you be nice to me, Bird?

女：你会对我好吗，鸟儿？

youdao

Could you be nice? He's important.

VOA: standard.other

Welcome back. Ambassador Finn, It's wonderful to have you back with us. Thank you. It's nice to be here.

欢迎回来，芬恩大使，很高兴能再次邀请您做客，谢谢，我也很高兴。

普林斯顿公开课 - 国际座谈会课程节选

So, we'll do all of that hosting for you which will be a nice way of giving a little more personal touch to your final projects if you decide to implement something web based and would like your own so called domain.

这是我们能为你们的毕业设计所做的,一点点人文关怀,如果你们想做一些基于网站的东西,而且不愿意别人插手。

哈佛公开课 - 计算机科学课程节选

STEPHENS-MEDLEY: That if you have the time or the resources , what you have would be nice.

NPR: Author Shares Tricks And Treats For All

When you first meet a stranger, unless you're a mugger, you want to be nice to that stranger.

BBC: Viewpoint: Is it time to get rid of traffic lights?

See, a tough part about being Santa is you have to be nice and not argue with people, Cawthra says.

CNN: Being Santa: 7 men share tales from behind the red suit