quirk

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++quirk /kwɜːk $ kwɜːrk/ noun [countable]  1  CHANCE/BY CHANCEsomething strange that happens by chance 〔偶然发生的〕奇事，巧合quirk of Years later, by a strange quirk of fate, she found herself sitting next to him on a plane. 许多年以后，真是机缘巧合，她在飞机上发现自己就坐在他旁边。2  CHARACTER/PERSONALITYa strange habit or feature of someone’s character, or a strange feature of something 怪癖；古怪 Like every computer, this one has its little quirks. 就像所有电脑一样，这台也有它的小毛病。

Examples from the Corpus

quirk• It's a quirk of the language that pronunciation has changed, but not spelling.• Through a quirk of nature, I, a reptile, had suddenly been rendered a biped.• Their characters are very alike in mannerisms and quirks as well as in their shyness and innocence.• When it debuted it was billed as quirky fun, but it turned out to be a lot more quirk than fun.• I mean, some cars have no quirks at all, and yet remain thoroughly joyless.• Although on the outside he was quiet and shy, Albert had more than his share of quirks.• Greg is a nice guy, but he has a few weird personality quirks.• She took pride in her children's quirks and individuality, and made no effort to try to change them.• Lighter in the mornings, and the quirk of the terrain amplifies Vassiliki winds in the late afternoon!• But good weather means you're out of doors, so these quirks don't matter.• However, one writing quirk guaranteed that their newsletters, brochures, and announcements would end up in the trash.quirk of• By a quirk of nature, half the frogs in the pond had more than four legs.

quirk nounChinese  

by chance something strange happens Corpus that

quirk
quirk /kwɜːk $ kwɜːrk/ noun [countable]
1. something strange that happens by chance
    quirk of
    Years later, by a strange quirk of fate, she found herself sitting next to him on a plane.
2. a strange habit or feature of someone’s character, or a strange feature of something:
    Like every computer, this one has its little quirks.