He expressed his sorrow at the news of her death.

听到她的死讯，他表示哀伤。

《牛津词典》

The king expressed sorrow at the first two deaths.

国王对先前两人丧生表达悲哀。

youdao

The pontiff expressed his "deep sorrow" at the deaths of two people killed in a stampede at the entrance of a stadium where he spoke late Saturday.

教皇为星期六在他讲话的体育场入口处发生的踩踏事件中丧生的两人表示“深深的悲痛。”

youdao

The statement expressing sorrow at the charity winding up was released on behalf of 14 schools.

BBC: Scene of Enniskillen bomb in 1987

The former soldier has spoken previously of his sorrow at the killings and for the families of the victims, but he told the BBC he had given up trying to contact them.

BBC: Danny Fitzsimons says 'only God' can judge him

Speaking on behalf of the cast and crew of The Dark Knight Rises, I would like to express our profound sorrow at the senseless tragedy that has befallen the entire Aurora community.

FORBES: After Aurora's Tragedy, Warner Bros. Understood The Power Of Silence