1、 Can you explain how the machine operates?你能解释一下这机器是如何运转的吗?
2、 I've got to explain about it、我得解释一下此事。
3、 Please explain this rule to me、请给我讲解一下这条规则。
4、 He made up a story to explain why he was absent、他编造了一个故事为他的缺席辩解。
5、 He explained how the machine was used、他解释了怎样使用那台机器。