That explains his absence.
They sent us a letter to explain the delay.
Please explain the meaning of the poem.
I will try to explain the situation as I see it.
He explained how to use this instrument.
Can you explain why to do it like that?你能解释为什么那样做吗?
They didn't explain where to get it.
They began to explain that they had been delayed by the weather.
I explained that we could stay no longer.
I explained that we were perfectly safe.
The man operating this pump explained that it could supply enough water to irrigate 5000 mu of land.
开水泵的人说,这个水泵抽上来的水足够灌溉五千亩地。
The enclosed letter will explain what has happened.
The worker explained how the machine worked.
He explained how the machine was used.
She tried to explain why she had stayed out so late.
“I came by subway,” she explained.