关于小麦和玉米的研究发表在本周的《科学》杂志上，结果是否定的。
For both wheat and maize, the results, published this week by Science, were negative.
答案基本上是否定的。
但梅厄博士也否定了一些传统上认为这一疗法具有的效果。
But Dr Meyer also rejects some of the traditional claims made on its behalf.
事实上，只要你想一想，不用太久，你就会知道答案是否定的。
In fact, once you think about it, and not all that long, you can see the answer's got to be no.
要活在这个世界上我们必须否定这个世界。
而在这个世界上的一切怀疑都不能否定那件证据。
And all the disbelief in the world can't contradict that piece of evidence.
每种语言在表达形式上都有肯定形式与否定形式之分。
There are two forms of expression in every language: affirmative and negative.
学术上的否定不能违反逻辑与基本常识。
But academic negation should not betray logic and common sense.
英语否定前缀在构词上各有特色。
There are various negative prefixes in English word formation.
事实上，任谁也没有办法去否定其存在的可能性。
事实上，任谁也没有办法去否定其存在的可能性。
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