在《PONS词典》中的词汇
在《PONS词典》中的词汇
I. posi·tive [ˈpɒzətɪv, 美 ˈpɑ:zət̬-] 形 不变的
1. positive (certain):
2. positive (optimistic):
3. positive 不变的 医学:
4. positive attr, 不变的 (complete):
有关生物学的词语（Klett）
positive feedback
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单语范例（未经PONS编辑处理）
The result of positive feedback is to augment changes, so that small perturbations may result in big changes.
en.wikipedia.org This is a positive feedback loop that reinforces the specific frequency causing the speaker to howl or squeal.
en.wikipedia.org Also, positive feedback is positively related to intrinsic motivation and satisfaction so long as the feedback is not relayed in a controlling manner.
en.wikipedia.org Teachers and pupils gave it positive feedback, but the absence of a discussion of venereal disease (VD) was noted by sympathetic reviewers.
en.wikipedia.org Positive feedback mechanisms like bandwagon and network effects are at the origin of path-dependence.
en.wikipedia.org