where then是什么意思

where
[D.J.:hwɛə]
[K.K.:hwɛr,wɛr]
adv.在哪里,到哪里,在什么位置；在…(地方); 到…(地方)
This is the house where the great man was born.
这所房子便是那位伟人出生的地方.
She was shown into a small room,where there was a dying man.
她被领进了一间小屋子,那里有一个垂死的人.
conj.(在)…的地方
They live where the police can't get them.
他们住在警察抓不到他们的地方.
That's where it is.
那才是真正的理由所在.
then
[D.J.:ðen]
[K.K.:ðɛn]
adv.当时,那时
I was travelling in Europe then.
那时我正在欧洲旅行.
接着,于是,然后
We had dinner together,and then went to the concert.
我们一起进晚餐,然后去参加音乐会.
Then came the day of his examination.
接着到了他考试的日子.
还有,而且
Then there is Mr.Smith.
还有史密斯先生.
那么; 因此
You say you don't want to call a doctor.Then what do you want to do?
你说你不想请医生,那么你想怎么办?