2. One weak link in the chain can
negate many of the advantages that innovation offers.
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.
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。