Tragedy struck the family when their son was hit by a car and killed.

这个家庭惨遭不幸，他们的儿子被汽车撞死了。

《牛津词典》

They suffered terribly when their son was killed.

儿子遇难之后，他们悲痛欲绝。

《牛津词典》

He gave her an eternity ring when their son was born.

当他给你一枚不朽的戒指。

youdao

Their infant son Theo suffered brain damage when a car hit him in New York City.

VOA: special.2011.02.27

In February,in what was seen as one of the most brutal attacks on Roma, police said Robert Csorba and his five-year-old son were shot dead when they tried to flee their home that was set on fire.

VOA: standard.2009.08.22

Rachel McCollum and Darren Cecil were on holiday from Kettering when their son, Dylan, was swept off the jetty at Burnham-on-Sea in August.

BBC: Dylan Cecil sea fall inquest: Parents absolved of blame

Mr Murphy put it to Mr Ege that on the day of Yaseen's death he argued with his wife, pushed her to the ground and when their son tried to intervene he kicked him several times.

BBC: Yaseen Ali Ege: Yousef Ali Ege denies killing son

Perhaps even more so because I have been listening to the dialogue about how to make America more post-racial -- mostly as it pertains to black and white culture -- for so long that it never occurred to me that an Asian immigrant family might cry foul when their son fell in love with an all-American girl like me.

CNN: His parents said, 'Not with a white girl'