nulling

常见例句

The state or quality of being null.
无效无效的状况或性质
The act of making null and void.
废除使 ... 作废和无效
The contract was null and void because it was not signed.
这个合同无效，因为它尚未签字。
The court ruled that the claim was null and void.
法庭裁决此项要求无效。
The gravity is measured by nulling the beam.
重力值是通过使横臂恢复零位而测定的。
The marriage was declared null and void.
婚姻已宣告无效了。