null
1
无效, 不被法律承认的
invalid or not legally recognized
- The contract became null after both parties failed to meet the deadline.
在双方未能满足截止日期后，合同变得无效。
- His argument was null because it lacked supporting evidence.
他的论点是无效的，因为它缺乏支持证据。
- The test results were null after the lab made a mistake in the procedure.
实验室在程序中出错后，测试结果无效。
- Any changes to the policy would be null unless approved by the board.
除非董事会批准，否则对政策的任何更改都将无效。