There are positive changes that should be implemented in the rearing of animals.

应该积极改变动物的饲养方式。

《柯林斯英汉双解大词典》

Mood may be defined as a temporary and mild positive or negative feeling that is generalized and not tied to any particular circumstance.

情绪可以被定义为一种短暂而温和的积极或消极的感觉，它是泛化的，不受任何特定环境的约束。

youdao

Advocates of bilingual education argued that it produces positive effects though they may be limited.

双语教育的提倡者认为，双语教育能产生积极的影响，尽管这些影响可能有限。

youdao

And that if we want a positive earth for future generations, we all need to make commitments to be change agents so that we don't destruct our natural resources."

VOA: special.2010.01.21

One major difference between electron affinity and ionization energy is that when we talked about ionization energy, remember ionization energy always has to be positive.

电子亲和能,与电离能之间最大的不同就在于,当我们提到电离能的时候，记得电离能总是正的。

麻省理工公开课 - 化学原理课程节选

It turns out that it's going to be a little bit different when we're talking about positive ions here.

结果是当我们讨论阳离子时,有一些不同。

麻省理工公开课 - 化学原理课程节选

India might also fear the possibility of a replacement by Indonesia in BRICS, and may be positive that such motives can be crushed by abiding to such unspoken BRICS team rules and team spirit.

FORBES: Finance Minister Wants India To Get Over Its Gold Bug

To separate the junk from the hidden gems, he required that the return on assets be positive and that ROA for the most recent fiscal year be greater than the return from the previous year.

FORBES: Winning With The Market's Losers

They have had negative experiences with the health care system that need to be changed and positive ones that need to be built upon.

WHITEHOUSE: Champions of Change Blog