In everyday English, people usually say happen rather than occur: 在日常英语中,人们一般说happen,而不说occur
The accident happened while she was at school.
事故是在她上学时发生的。
2[always + adverbadv/prepositionprep]EXIST to happen or exist in a particular place or situation 〔在特定地点或情况下〕发生,存在
occur in/among etc
Whooping cough occurs mainly in young children.
百日咳多发于幼儿。
The highest rates of unemployment occur in the inner urban areas.
内城地区失业率最高。
3occur to somebodyphrasal verbphr v formalTHINK something/HAVE A THOUGHTif an idea or a thought occurs to you, it suddenly comes into your mind 〔主意或想法突然〕浮现于脑中,被想起,被想到
it occurs to somebody to do something
I suppose it didn’t occur to you to phone the police?
我想你根本就没想到打电话报警吧?
It never seems to occur to my children to contact me.
我的孩子们似乎从来都想不到和我联系。
it occurs to somebody (that)
It had never occurred to him that he might be falling in love with her.
他从未想到自己可能会爱上她。
Examples from the Corpus
it occurs to somebody (that)• As I try and fail to cross the street, it occurs to me that even the chaos is ruled by convention.• He's like a policeman taking evidence, and it occurs to me that it's just what he might be.• I am being set up in the ward and it occurs to me that I am feeling fine.• I haven't walked along here for years - not, it occurs to me, for fourteen years.• It is then that it occurs to me that I might end up not liking Victorine.• It was never our intention to hurt anyone and it occurs to us in retrospect that the ad was insensitive.• Then it occurs to us that we could raise the sails to increase our visibility.• We respond more with glances, it occurs to me, than we do with words.