The boy would then fall to the grass, get up, without looking back at his mother, run as fast as he could, again, still with a smile on his face, as if nothing had happened.

然后，小男孩摔倒在草地上，再爬起来，不回头看他的母亲，再一次以最快的速度跑起来。他的脸上仍然挂着微笑，好像什么也没发生过。

youdao

He noticed the boy coming towards him in the hall with a warm smile on his face.

他注意到那个男孩在大厅里向他走来，脸上带着温暖的微笑。

youdao

The disappointed boy gulped down a SOB and tried to smile.

这个失望的男孩忍住啜泣，强作笑脸。

youdao

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

VOA: standard.other

These days the smile of the motorcycle boy who's just 'fessed up to once "harassing" minibus drivers is friendly and not menacing at all.

BBC: Nairobi's motorbike boys improving their own slum

"He's all right, " Santiago told the boy's mother, trying to smile.

NPR: Police Arrest 2 Teens In Georgia Baby's Killing

One little boy in blue pyjamas and sandals gave us a warm smile, through chattering teeth.

BBC: Syrian refugees endure plunging temperatures