He steeled himself to tell them the truth.

他硬下心来把实情告诉了他们。

《牛津词典》

It takes great courage to face your child and tell them the truth.

需要很大的勇气来面对你的孩子并告诉他们真相。

《柯林斯英汉双解大词典》

Instead of letting people guess, tell them the truth.

与其让别人猜，不如告诉他们真相。

youdao

You just tell them the truth, and some will hate it and some will love it.

WSJ: Ashley Monroe | Like a Rose | Pistol Annies | Vince Gill | The Unflinching Ashley Monroe | By Barry Mazor

Americans, he says, "are thirsting for someone to tell them the truth, rather than the hogwash from both parties".

BBC: Fiscal cliff: Simpson and Bowles gloomy on deal chances

When you get back to the kids you have the option to lie to them or tell them the truth about why she went in there.

FORBES: The Top 12 Video Game Soundtracks Of All Time