positive and negative effects

基本解釋

Other recent studies have highlighted both positive and negative effects of caffeine consumption.
近期的其它一些研究突出說(shuō)明了喝咖啡帶來(lái)的積極作用和消極作用。
To explore the positive and negative effects of medical tourism on the economy, health staff and medical costs in Thailand.
旨在探討泰國(guó)醫(yī)療旅游對(duì)經(jīng)濟(jì)、醫(yī)務(wù)人員和醫(yī)療成本的正面和負(fù)面影響。
This uncritical treatment of international election observation, however, ignores a more complicated reality: that monitors can have both positive and negative effects.
然而，此種對(duì)國(guó)際選舉觀察不置可否的態(tài)度，卻忽略了一個(gè)更復(fù)雜的事實(shí)，那就是，監(jiān)督員的影響既有積極的一面，也有消極的一面。

And like any insurance, it has both positive and negative effects.
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What is the temperature rise, after the effects of both positive and negative feedbacks, from a doubling of atmospheric CO2-e?
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So if there are three possible drugs, all we need to do in order to figure out which one is right for you is to take 900 of you, put 300 of you on each drug for a few months, measure the effects on your health, both positive and negative, and compare the results.
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