and：（连词） 和，与；就；而且；但是；然后
例：
1.When he returned, she and Simon had already gone.
当他回来时，她和西蒙已经走了。
2.I'm going to write good jokes and become a good comedian.
我要创作出好的笑话并且成为一个优秀的喜剧演员。
then:（副词）然后；那么；于是；当时；此外
例：
1.He wanted to have a source of income after his retirement; until then, he wouldn't require additional money.
他想在退休后有个收入来源，而这之前则不需要额外的钱。
2.Executives pledged to get the company back on track. Since then, though, shares have fallen 30 per cent.
主管们发誓要让公司重上轨道，不过从那以后股票价格还是下降了30％。
扩展资料
and then连用表示：于是，然后
例：So I fail and then fail at oneself.
所以我失败就失败在自己身上。
2.It does something, and then what does it do?
先做了点什么，然后它做什么？
3.And then individuals, and then inside of this.
然后是单个的人，然后，在这里面。
参考资料来源：
