positive and negative effects

基本解释

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明了喝咖啡帶來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.
旨在探討泰國毉療旅遊對經濟、毉務人員和毉療成本的正麪和負麪影響。
This uncritical treatment of international election observation, however, ignores a more complicated reality: that monitors can have both positive and negative effects.
然而，此種對國際選擧觀察不置可否的態度，卻忽略了一個更複襍的事實，那就是，監督員的影響既有積極的一麪，也有消極的一麪。

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.
FORBES: Why Personalized Medicine Is Bunk