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invalid

US [ˈɪnvəlɪd]
UK [ɪn'vælɪd]
  • adj.(法律上或官方)不承认的;无效的;无充分事实的;站不住脚的
  • n.病弱者;久病衰弱者
  • v.(因伤病)令…退役
  • Web病人;有病的;作废的
Plural Form:invalids  Present Participle:invaliding  Past Tense:invalided  
Invalid
Show examples
adj.
1.
(法律上或官方)不承认的;无效的not legally or officially acceptable
The treaty was declared invalid because it had not been ratified.
条约没有得到批准,因此被宣布无效。
People with invalid papers are deported to another country.
持无效证件的人被驱逐到别国。
2.
无充分事实的;站不住脚的not based on all the facts, and therefore not correct
an invalid argument
站不住脚的论点
3.
不能识别的;无效的of a type that the computer cannot recognize
An error code will be displayed if any invalid information has been entered.
输入了无效信息将显示错误代码。
invalid characters
无效字符
n.
1.
病弱者;久病衰弱者a person who needs other people to take care of them, because of illness that they have had for a long time
She had been a delicate child and her parents had treated her as an invalid.
她小时候很虚弱,父母就把她当个病人照料。
his invalid wife
他的体弱多病的妻子
v.
1.
~ sb (out).~ sb (out of sth)
(因伤病)令…退役to force sb to leave the armed forces because of an illness or injury
He was invalided out of the army in 1943.
他于 1943 年因伤病退役。

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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