I put on a happy face for them.

我把一张笑脸他们。

You always put on a happy face and deny that you have any problems.

你总是表现出美好的一面而否认你有任何问题。

I'd put on a happy face, but behind the scenes, my life was in turmoil.

台前我是满脸笑容，幕后呢，我的生活却是一片混乱。

Sometimes they put on a sad face but most of the time they put on a happy face.

有时他们也会刷上一张悲伤的脸，但大多数情况下他们总是刷上一张快乐的脸。

We might try to put on a happy face only to lose our tempers over the smallest things.

也许我们会尽量面带微笑来隐藏自己心中的不悦，但我们会因一些很小很小的事情而动气。

Put on a happy face: the interview is not the time to air your grievances about being wronged by a past boss.

快乐面试：面试可不是对过去雇主冤枉你发牢骚的时候。

Next time you find yourself in a bad mood, don't try to put on a happy face-instead tackle a project that has been stymieing you.

下次当你发现自己心情不好的时候，不要强颜欢笑，而是去处理一件令人困扰的事情。

Huang was the leader, so he had to put on a happy face that belied his disappointment. He says there was no excitement for him that day.

作为队伍的领导，黄伟必须用喜悦掩饰自己的失望。他说，出发那天，没有什么事让他兴奋。

The White House put a brave face on the announcement, which critics of the war seized on to point out that even George Bush's most loyal Allies were heading for the door, but it was not happy.

这一消息的宣布被批评者抓住从而指出连乔治·布什最忠诚的盟友都开始撤了，尽管不是很高兴。但是白宫却勇敢地面对这一消息的宣布。

Smiling does not mean you have to put on a false face or pretend you are happy all of the time.

微笑并不意味着你必须戴上一副假面具，或是假装一直都挺快乐。

Take a deep breath, put on a happy, smiling face and just do it.

做个 深呼吸，展开一个愉快的笑容，开始进行自我介绍吧。