——Valid

1.（法律上）有效的；（正式）认可的that is legally or officially acceptable

2.符合逻辑的；合理的；有根据的；确凿的based on what is logical or true

3.有效的；系统认可的that is accepted by the system

1.(理由,证据等)有确实根据的,确凿的;正确的;健全的,站得住的

2.【法】(契约,选举等)经过正式手续的,有效的

3.〈罕〉强健的;有力的

4.【逻】含有暗示之结论的前提的

1.a valid document or ticket will be accepted by officials; legally accepted; accepted by a computer system

2.reasonable and generally accepted