2. One weak link in the chain can
negate many of the advantages that innovation offers.
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一个薄弱的环节就有可能否定掉改革所能带来的大部分好处。
3. Nor can this line of thinking be said to be inconsistent with the human dignity of the child or to
negate its right of existence.
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这一思维路线也不能被认为是与婴儿的人之尊严相违背的,或者是取消了它的生存权。