it occurred to me 是什么意思?

It occurred to me that… 我（突然）想起……
It +不及物动词+ that-分句
类似的还有：
It appears that… 似乎……
It happens that… 碰巧……
occur的意思有：
1. 发生
Earthquakes occur frequently in this area.
这一地区经常发生地震。
2. 出现;存在;被发现[Q]
Do giraffes occur in Africa only?
长颈鹿是不是只在非洲才有?
3. 被想起,被想到,浮现[(+to)]
It occurred to me to visit my teacher.
我想到要去看看我的老师。
It never occurred to me that he might be in trouble.
我怎么也没有想到他会遇上麻烦。
A brilliant idea occurred to me.
我想到一个极好的主意。
It didn't occur to him that she would refuse his invitation.
他没有想到她会拒绝他的邀请。

It occurred to me that today is her birthday.
我想起来今天是她的生日.

我想到了...

突然想到。。。

我想到了某事/人！