| 单词 | invalid |
| 释义 | invalid invalid // adjective
1 Law not legally or officially acceptable: The contract was invalid because parts were added after it was signed. The judge declared two of the patents (= the right to make, use or sell a product) invalid.
2 (IT ) of a type that a computer cannot recognize: The URL is invalid. The specified filename is of an invalid format. An Error code will be displayed if any invalid information has been entered.
3 not based on all the facts and therefore not correct: an invalid argument He said the proposals were inconsistent and based on invalid assumptions.
OPP VALID
invalidity // noun [U]Law |
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