nullify

英['nʌlifai]美['nʌlifai]

n.
1.虚假说；零假说
v.[T]
1.使抵消
2.使无效

同：	[v.] annul, invalidate, negate, neutralise
反：	[v.] formalise, formalize, validate

Unauthorized modification of the water heater may create a hazard to life and property and will nullify the warranty.
对电热水器未经授权的更改可能会对生命和财产造成危害,而且也导致质量保证条款失效。收藏
To make ineffectual or invalid;nullify.
使无效果或无用;使无效收藏
Magnesium anode is used to extend tank life. Removal of this anode for any purpose will nullify the warranty.
本热水器采用金属镁阳极棒,有利于延长内胆的使用寿命。无论什么原因拆卸这种阳极棒,都使得本热水器的质量保证无效。收藏

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