All these have some negative effect on training.
这在一定程度上影响了培训效果。
Sometimes market may meet failure and even have some negative effect.
市场有时会“失灵” ，甚至会产生负面效应。
Recent experience in some countries has shown that overproduction not only wastes money and time, it can also have a negative effect on the plant's future yield.
一些国家的最近经验显示，超额生产不仅浪费资金和时间，还可对植物的未来产量产生负面影响。
A new method is present to achieve saving energy and environmental protection on diesel engine by negative-ion. and some experimental study have done to discuss the theory about this effect.
提出了一种用负离子来实现柴油机节能环保的新方法，进行了相关的试验研究，探讨了负离子对柴油机节能环保的机理。
Computers are less helpful to children's study, and some people say computers have a negative effect on children's physical and mental development.
电脑给孩子的学习提供很少的帮助，人们认为电脑对孩子的身体和智力有不好的影响！
Computers are less helpful to children's study, and some people say computers have a negative effect on children's physical and mental development.
电脑给孩子的学习提供很少的帮助，人们认为电脑对孩子的身体和智力有不好的影响！
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