valid

美音：['vælɪd] 英音：['vælɪd]

简单释义：

adj.（法律上）有效的；（正式）认可的；符合逻辑的；合理的

网络正当的；有根据的；正确的

完整释义：

adj.

1.有效;合法的;经过正当手续的
2.正当的;正确的
3.(理由、证据等)有确实根据的,确凿的;正确的;健全的,站得住的
4.适合;有用的,适用的
5.存在;客观的;成立的;强而有力;有根据的,站得住脚的
6.正当;确实
7.强有力的
8.〔罕用语〕强健的;有力的
9.【法律】(契约、选举等)经过正式手续的,有效的
10.【逻辑学】含有暗示之结论的前提的

例句：

At a minimum, the existence of a contract would serve as an authorization check; without a valid contract, the service cannot be invoked.
最低限度，合同的存在将起到授权核查的作用；如果没有有效的合同，将不能调用服务。
An important aspect of creating ASP. NET Web pages for user input is to be able to check that the information users enter is valid.
为用户输入创建ASP.NET网页的一个重要目的是检查用户输入的信息是否有效。
This flag means that this order was not completed. This almost always means that the credit card was not valid for some particular reason.
该标记表明订单没有完成，通常是指由于某种原因信用卡无效。
If the annotated XML schema is deemed valid, mapping information is extracted and stored in catalog tables in a ready-to-use binary format.
如果确认注释XML模式有效，则提取映射信息并把它以可用的二进制格式存储在编目表中。
Once the connection is established, the certificate should be checked to see that it is valid.
连接建立后，必须检查证书，以确定它是否有效。
So circular argument is always valid and what tells you is that there got to be more to a good argument than validity.
所以循环论点都有效，告诉你们，好论点，比为真有更多要有的。
If two or more referees disapproves the lift, then the result of the attempt is in valid.
如果两名或两名以上的裁判没有认可，那么试举的结果无效。
SQL Injection attack is a form of attack that comes from user input that has not been checked to see that it is valid.
SQL注入攻击是一种来自于用户输入数据相关的攻击，这种输入没有被检测有效性。

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