valid
adjective uk/ˈvæl.ɪd/ us/ˈvæl.ɪd/
B2 确凿的；合理的；有根据的；让人信服的
based on truth or reason; able to be accepted
a valid argument/criticism/reason 令人信服的论据／批评／理由
My way of thinking might be different from yours, but it's equally valid. 我的想法也许和你的不同，但同样站得住脚。
Compare: invalid
B2 （票或其他文件）有效的，正式认可的
A ticket or other document is valid if it is based on or used according to a set of official conditions that often include a time limit
My passport is valid for another two years. 我的护照还有两年有效期。
有法律效力的，有法律约束力的
having legal force
Is this contract/ticket/agreement still valid? 这份合同／这张票据／这份协议还有法律效力吗？
- More examples
- The judge remarked that ignorance was not a valid defence.
- For the experiment to be valid, it is essential to record the data accurately.
- Their arguments were valid a hundred years ago and they still hold good today.
- You need to trawl through a lot of data to get results that are valid.
- The voucher is valid between July and December and entitles you to 10% off all overseas flights.