null and void

常见例句

This laweffectively declares the individual federal mandate null and void for citizensof Virginia.
这项法律实际上宣布了联邦对个人的强制医保对弗吉尼亚州公民无效。
Serbia said a declaration would be 'a flagrant and unilateral act of secession of a part of the territory of the Republic of Serbia and... therefore null and void'.
塞尔维亚之前发表的声明称“作为塞尔维亚共和国领土的一部分，单方面脱离联邦是一次无耻行动......因此是无效的”。
A cheque is null and void if any one of the particulars mentioned in the preceding paragraph is not specified thereon.
支票上未记载前款规定事项之一的，支票无效。

However, if the arbitrator sides with the NHL, the de-registered SPC becomes immediately null and void.
FORBES: Understanding Subsequent Challenges To NHL Contracts
That means that all regulations issued by the NLRB over the past year are null and void.
FORBES: Move up http://i.forbesimg.com t Move down
They are violations of the non-aggression principle and therefore are null and void.
FORBES: Restoring a Balance of Power Between Individuals and the State