not formal 非正式的；随便的 casual clothes (= comfortable clothes that you choose to wear in your free time) 便装 family parties and other casual occasions 家庭聚会和其他非正式场合
Extra ExamplesTopics Clothes and Fashionb2She felt comfortable in casual clothes and wore them most of the time. 她觉得穿便装很舒服，大部分时间都穿便装。 a casual shirt/jacket 一件休闲衬衫／夹克 casual pants/trousers 休闲裤/长裤 casual shoes 休闲鞋 Despite his casual dress of jeans and shirt, there was still an air of sophistication about him. 尽管他穿着休闲的牛仔裤和衬衫，但他身上仍有一种世故的气息。
- [usually before noun]
not showing much care or thought; seeming not to be worried; not wanting to show that something is important to you 不经意的；无忧无虑的；漫不经心的；不在乎的 a casual manner 漫不经心的样子 It was just a casual remark—I wasn't really serious. 我只是随便说说，并不当真。 He tried to sound casual, but I knew he was worried. 他讲话时试图显得不在乎，但我知道他心里着急。 They have a casual attitude towards safety (= they don't care enough). 他们对安全问题采取无所谓的态度。
Extra ExamplesShe sounded almost casual. 她听起来几乎是漫不经心的。 There was something a little too carefully casual in his tone. 他的语气里有一点儿故作随意的味道。 She seemed just too casual about the whole thing. 她对整件事似乎太漫不经心了。
Oxford Collocations Dictionaryverbs- appear
- be
- sound
- …
- extremely
- fairly
- very
- …
- about
- [usually before noun]
without paying attention to detail 马虎的；疏忽的 At a casual glance, everything seemed normal. 乍看起来，一切似乎正常。 It's obvious even to the casual observer. 即便再马虎的人也能一眼看明白是怎么回事。
Oxford Collocations Dictionaryverbs- appear
- be
- sound
- …
- extremely
- fairly
- very
- …
- about
- [usually before noun]
not permanent; not done, or doing something regularly 临时的；不定期的 casual workers/labour 临时工 Students sometimes do casual work in the tourist trade. 学生有时做些旅游方面的零工。 They are employed on a casual basis (= they do not have a permanent job with the company). 他们被雇为临时工。
- [usually before noun]
without deep feelings 感情不深的；疏远的 a casual acquaintance 泛泛之交 a casual friendship 一般的友谊 to have casual sex (= to have sex without having a steady relationship with that partner) 做露水鸳鸯
- [only before noun]
happening by chance; doing something by chance 偶然的；碰巧的
not formal非正式
without care/attention不介意；不注意
work工作
relationship关系
by chance偶然
Word Originlate Middle English (in senses 4 to 6 of the adjective): from Old French casuel and Latin casualis, from casus ‘fall’.