As every policeman knows, external controls on people's behavior are far less effective than internal restraints such as guilt, shame and embarrassment.
正如每个警察都知道的那样，对人们行为的外部控制远不如内部约束有效，比如内疚、羞愧和尴尬。
They found that on tannin-rich oak leaves, the virus is considerably less effective at killing caterpillars than when it is on aspen leaves, which are lower in phenols.
他们发现，在富含单宁酸的橡树叶上，病毒杀死毛虫的效果要比在白杨树叶子上的效果差得多，因为白杨树叶子的酚含量较低。
This could render rival products less effective.
这一做法会使竞争对手的产品效用降低。
Even 'expert' usability reviews are less effective than involving real users.
即使是“专家”级别的可用性评估的效果也低于真实用户的。
So although the central Banks still have plenty of tools, these are less effective than they were.
因此，尽管各国央行仍然还有很多措施，但是这些措施并不像过去那样有效。
This means those all-nighters you pulled back in college were much less effective than you thought.
这意味着大学里通宵达旦地补习的效率比你想象的要低得多。
Parents may find that the more they rely on one single method, the less effective that method becomes.
父母们也许会发现他们越依赖单一的方法，那个方法就越没那么有效。
Telling your kids to do their homework is a lot less effective when you're procrastinating on your own.
当你一直拖拉自己的作业而催促自己孩子做作业时，就不那么有效了。
But when it comes to building features for social networking, the company has been much less effective.
但到了要打造社交网络特色的时候，该公司效率就低多了。
Increased volatility has also made conventional price signals for assessing supply tightness less effective.
价格波动性的加剧，也导致衡量供应状况的传统价格信号的有效性降低。
The financial system's stresses have made them less effective, as Banks hoard cash and scale back lending.
由于受到金融体系的压力，银行的效率降低了不少，而且它们倾向于积累现金并且缩减贷款。
You're facing a different situation, so the standard tools and tricks you've used may be much less effective.
你正面临一种不同的境况，因而你所使用的标准的工具和手段可能不太生效。
Mr Hayes reckons it will now be less effective, not least because other central Banks seem unlikely to join in.
海耶斯估计这次不会产生较大的效果，至少因为其他国家的中央银行似乎不可能参与进来。
Some other techniques proved to be less effective, but still managed to convey the important concepts to the reader.
一些其他的技术不太有效，但仍设法向读者传达重要的概念。
Unfortunately, those infected with MDR have to be treated with less effective, more poisonous and more costly drugs.
不幸的是，那些感染了多药抗药性肺结核病的病人不得不服用效力较弱，但毒性更强，价格更高的药物。
All this can make even the best sunscreen less effective than the SPF number on the bottle would lead you to believe.
所有的这一切都会使得最好的防晒霜的防晒效果低于它瓶子上标的防晒系数。
Propaganda is less effective in a world of screens, because while misinformation travels fast, corrections do, too.
在一个屏幕充斥的世界，宣传攻势更难凑效，因为错误信息虽然能快速流动，但对信息进行纠正的方法同样方便快捷。
The nationalization programs and price controls they had been experimenting with for years seemed less effective than ever.
他们多年来一直在尝试的国有化计划及物价管制，似乎比以往更难见效。
However, none of the masks can stop 100% of the particles getting through and become less effective once they become moist.
不过，没有一种口罩能够百分之百地阻截空气中的微粒，一旦变湿，效用就要减弱。
The sail can only change its attitude by about 1 degree per day, Tsuda says, and it gets less effective the faster the sail spins.
津田说，太阳反射器变换姿态每天大约只有一度，而且转动越快效率越差。
Most people use the less effective method of multi-changing, and fail to stick with things, and blame it on their “lack of discipline”.
而多数同时进行多项改变的人就没能取得这么好的效果，最终坚持不下来并且自责“没有恒心”。
Filtering on the input side is less effective because dynamic content can be entered into a Web site database via methods other than HTTP.
对输入端进行过滤的效率比较低，因为通过除了 HTTP 以外的其它方法也可以将动态内容输入到网站数据库中。
But it is less effective in situations - common in today's workplace - where the measurements are highly subjective and the work is done by teams.
但是当业绩衡量的主观性很高，且工作是由团队完成时(这正是当今工作环境中的普遍情况)激励性薪酬的有效性将会降低。
More studies are needed to understand why nuts are less effective at lowering blood cholesterol concentration among obese people, the researchers said.
需要更多的研究来说明为什么坚果对于过度肥胖的人在降低血液胆固醇浓度方面效果并不明显，研究人员说道。
Open source supporters try to deal with this by pointing to their official definition, but that corrective approach is less effective for them than it is for us.
开源的支持者们试图通过指明他们的正式定义来解决被误解这个问题，但这个矫正的方法对他们来说并不如对我们有效。
Herbal or nutritional therapies (notably St John's Wort) may also interact with other medications, making them less effective or worsening their side effects.
草本或营养疗法(如著名的圣约翰草)可能会与其他药物产生相互作用，降低它们的效用或使其副作用恶化。
Herbal or nutritional therapies (notably St John's Wort) may also interact with other medications, making them less effective or worsening their side effects.
草本或营养疗法(如著名的圣约翰草)可能会与其他药物产生相互作用，降低它们的效用或使其副作用恶化。
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