They sent us a letter to explain the delay.

他们给我们一封信解释为什么耽搁了。

youdao

She sent him letter after letter to explain the delay.

她给他写了一封又一封信，向他解释推迟的原因。

youdao

You're a liar. You said, "I'll email you by Wednesday" – and you didn't get in touch until Friday, not even to explain the delay.

你善于说谎。你说：“我周三会给你发邮件。”但直到周五才会与人联系，甚至连一个解释都没有。

youdao

He went on to explain that the delay in confirming an opponent was because the coach, Henri Kasperczak, wanted to play an African country and it was difficult to secure an agreement.

BBC: Doudou Sene believes El Hadji Diouf will be back