冬天覆盖在地面的雪，实际上对下面的土壤有隔热作用。
The snow, which blankets the ground in the winter, actually has an insulating effect on the soil beneath it.
问题在于，这种化合物对大脑有混合作用，这种情况在服用精神药物时并不少见。
The problem is that the compound has mixed effects in the brain, a not unusual occurrence with psychoactive drugs.
锻炼是对长期保持体重有积极作用的少数因素之一。
Exercise is one of the few factors with a positive role in long-term maintenance of body weight.
由于苯酚对人体有刺激性作用，它基本上已不再被当作常用的防腐剂了。
Because of its irritating effect on humans, the use of phenol as a general antiseptic has been largely discontinued.
碱渣对酸性土壤有良好的改良作用，对荔枝、芸豆、番茄、番薯产量有明显提高。
Soda residues can favorable improve acidity soil, and have obvious increase in production of lichee, kidney bean, tomato and sweet potato.
女生更有可能经常发言，并对课堂有重要的促进作用。
Girls are more likely to speak up frequently and make significant contributions to classes.
科学家还发现，大自然似乎对女孩有另一种促进作用。
Scientists have also found that nature seems to give another boost to girls.
另一个作用是保护——这也不像以前那么重要了，但是毛发仍然对身体的某些部位有好处，比如头部和眼睛周围。
The other is for protection—and again this isn't as significant as it was once, but hair does still benefit areas of the body such as the head and around the eyes.
到二十世纪初，科学家们认为，在更新世期间，有四次不同的冰川作用对北美和欧洲产生了影响。
By the early part of the twentieth century, scientists believed that four distinct glaciations had affected North America and Europe during the Pleistocene epoch.
茶对人们的健康有好处，并且在中国人的社交生活中发挥着重要的作用。
Tea is good for people's health and plays an important role in Chinese social life.
此定律对神经衰弱、消化不良、便秘、肠胃炎等疾病有预防和治疗作用。
This law can take precautions against and cure an effect to diseases such as nervosism, cacochylia, constipation, enterogastritis.
外生喹啉酸对急性和亚急性炎症有明显的抗炎作用。
Exogenous quinolinic acid is endowed with quite evident anti-inflammatory effects on either acute or subacute models.
结果表明，丁二酸和丁香酸对枯草芽孢杆菌有抑菌作用。
The results indicate that succinic and syringic acid have bacteriostasis to bacillus subtilis.
需要探索在透钙磷石中添加成骨因子是否对改善其骨形成有有益作用。
It needs to explore whether adding osteogenic factors into brushite have beneficial effect on improving its bone formation.
此法可以调节大脑，对神经衰弱等疾病有预防和治疗作用。
This law can adjust a cerebrum, have taking precautions against and curing an effect on diseases such as nervosism.
相反，最大化整夜睡眠时间似乎对编码新信息有最强作用。
Instead, maximizing sleep overnight seems to have the strongest effect on encoding new information.
她们发现锻炼和咨询对压力个体的端粒有相似的作用。
This showed that exercise has a similar effect to counselling on the telomeres of the stressed.
对健康有颇大保护作用的西红柿中的番茄红素，熟吃比生吃更便于吸收。
Lycopene, which appears to have profound protective effects on health, is better absorbed from cooked than from raw tomatoes.
色氨酸被大脑利用，生成5 -羟色胺，它是一种对大脑有镇静作用的神经传递素。
Tryptophan is used by the brain to make serotonin, a neurotransmitter that has a calming effect on the brain.
如果这种分子对人类有同样的作用，那此项发现很可能为人类对抗肥胖开辟一片新的战场。
The discovery could open a new front in the battle against the bulge if the molecule has the same effect in humans.
但是，也有证据表明大学学位对婚姻有保护作用，这在所有种族之间是一致的。
But, there is also evidence that a college degree has a protective effect against divorce among all RACES.
但是，也有证据表明大学学位对婚姻有保护作用，这在所有种族之间是一致的。
But there is also evidence that a college degree has a protective effect against divorce among all RACES.
超过70种提取物显示了对肿瘤细胞有某些影响作用，超过50种表现了抗菌作用。
Over 70 extracts have demonstrated some impact on tumour cells while over 50 have shown results against bacterial infections.
这个目录的作用是为了提供对实现面向服务有帮助作用的设计解决方案集合。
The purpose of this catalog is to provide a set of design solutions that support the realization of service-orientation.
希望这些例子可以让你对“聚焦过程”的导向作用有一个总体的理解。
Hopefully these can give a picture of what a process orientation looks like from the inside-out.
研究表明，高水平的铁含量对心脏和动脉产生有害作用，其中对有高水平铁储存含量超过20岁的男性有更高的心血管疾病患病率。
Studies have shown that high levels of iron can be harmful to the heart and arteries. Men, over age 20, who have higher levels of stored iron had higher levels of cardiovascular disease.
养育行为不仅对母亲有显著的影响，对父亲也有作用。
PARENTING has obvious effects on mothers, but fathers appear to be affected, too.
研究人员目前还在老鼠身上试验那些对鱼类毛细胞有保护作用的化学物质。
Those chemicals found to confer protection on fish hair cells are currently also being tested on mice and rats.
研究人员目前还在老鼠身上试验那些对鱼类毛细胞有保护作用的化学物质。
Those chemicals found to confer protection on fish hair cells are currently also being tested on mice and rats.
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