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And that negates some of the advantage of their initial cheapness .

而且这也否定了太阳能电池最初的廉价的一些优势。

This completely negates the whole purpose of using the coupons in the first place .

这完全否定了使用优惠券的最初目的。

Alcohol negates the effects of the drug .

酒精能使药物失效。

These examples do not exhaust the ways in which the totalitarian system directly and indirectly negates life .

这些例子并没有穷尽极权体制否定生活的所有直接或间接的方式。

Hegel opposes and negates subjective caprice and that is quite incisive in law philosophy .

黑格尔反对和否定主观任性，具有十分深刻的法哲学意义。