invalid
adjective /ɪnˈvælɪd/
/ɪnˈvælɪd/
- not legally or officially acceptable
（法律上或官方）不承认的；无效的 - 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。 - This action would render the agreement invalid.
这一行动会导致协议无效。
Collocations Dictionaryadverb- scientifically
- statistically
- technically
- …
- be
- become
- make something
- …
- The treaty was declared invalid because it had not been ratified.
- not based on all the facts, and therefore not correct
无充分事实的；站不住脚的 - an invalid argument
站不住脚的论点
Collocations Dictionaryadverb- scientifically
- statistically
- technically
- …
- be
- become
- make something
- …
- an invalid argument
- (computing
计算机 不能识别的；无效的 - 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
opposite valid - An error code will be displayed if any invalid information has been entered.
词源adjective mid 16th cent. (earlier than valid): from Latin invalidus, from in- ‘not’ + validus ‘strong’ (from valere ‘be strong’).