He replied, with a reassuring smile, "Oh, you don't need to worry about them."

他面带鼓励的微笑答道：“哦，你不必为他们担心。”

《柯林斯英汉双解大词典》

If a hot chick comes on to you, smile and walk away.

如果一个性感妞儿向你挑逗，你应该一笑走开。

《柯林斯英汉双解大词典》

When was the last time you flashed a fake smile at the office?

你在办公室最近一次的假笑是什么时候呢？

youdao

Looks like the Newton boy'sgot a big smile for you. Yeah, he's a good buddy.

VOA: standard.other

If you try to imagine a smile with no body at all, it can't be done. Why?

如果你要相信一个没有身体的微笑,那是根本做不到的 为什么呢

耶鲁公开课 - 死亡课程节选

Even though we have a noun, the smile, that if you're not careful might lull you into thinking there must be a thing, the smile.

即使我们有笑容这个名词,如果你不够谨慎,可能会想当然地认为,一定存在着笑容这一事物

耶鲁公开课 - 死亡课程节选

To be the secretary of defense, you see, is a bit like being the grand marshal at an Independence Day parade: You wear a sash, you hold a baton, you say a few words, you smile, wave and walk the route.

WSJ: Stephens: Hagel's Hruska Defense

They greeted you with a smile and a "Welcome back!"

WSJ: Getting There in L.A.

But bring up Brazil and you get a smile.

FORBES: Why The World's Automakers Love Brazil