比方说，传统做法一定比新做法更有可持续性这样的想法，是我们该摆脱的。
For example, we need to move away from the idea that traditional practices are inevitably more sustainable than new ones.
这并不意味着一种阅读方式一定比另一种更全面、更先进、更有价值。
It doesn't then necessarily follow that one kind of reading is fuller, more advanced, or more worthwhile than another.
你今天见到我，一定比平常高兴。
第二是定比定律。
乘坐火车不一定比坐飞机更安全。
这并不是说某种方法一定比另一种好。
This is not to say that any one approach is better than the other.
为什么一定比20小？
若星系现在正远离我们，那它们过去一定比现在离我们更近。
If galaxies are moving apart now, they must therefore have been closer together in the past.
图书的扫描和光学文字识别的方式同样也一定比听起来还复杂。
The method of scanning and OCR-ing the books, too, must be more complicated than it sounds.
如果一个人不断地接受教育和自我教育，他一定比别人技高一筹。
If a man keeps receiving education and educating himself, he is sure to be one cut above others.
两种方法本质上是等效的，没有哪一种方法一定比另一种方法更好。
Both methods are essentially equivalent, and neither is necessarily better than the other.
那不是因为我们有数据显示100%的植物性饮食就一定比95%的植物性饮食要好。
It's not because we have data to show that 100 percent plant-based eating is better than 95 percent.
尽管OED对goal的词根有一定推测成分，但它就这个词提供的信息肯定比不少其他单词丰富多了。
The OED is a little speculative in its etymology but it certainly has more information for goal than for many other words.
很显然，很多建筑被拆除不是因为质量原因，而是由于决策者们普遍的观念，就是新的东西一定比旧的好。
Clearly, many of those buildings didn't have to be replaced because of their bad quality, but rather owing to a prevalent mindset among decision makers that new things are always better than the old.
洗手液无法杀灭的病菌并不一定比那些被杀死的病菌更具危险性，但医生们表示，存活下来的病菌越多，人体受感染的几率就越大。
Bugs that aren't killed by sanitizers aren't necessarily more dangerous than those that are. But the more that remain, the greater the chance of infection, doctors say.
相信开发过程中的具体反馈比预先知道每件事更有价值，需要一定的勇气。
It takes courage to trust that concrete feedback along the way is better than trying to know everything up front.
当然，今晚的演讲也不能保证就一定成功，但是我知道一件事情：我比去年更自信了。
There's no guarantee that tonight's talk will be a success, of course, but I know one thing: I'm much more confident going into it than I was last year. I know that I've done this before.
别误解我，我比任何时候都相信公民媒体的潜力，一定程度上是因为我曾目睹了一些很厉害的实验，证明了这种潜力的存在。
Make no mistake: I believe in the potential of citizen media more than ever, partly because I've seen some wonderful experiments that prove out the potential.
这是有一定道理的；这里的房产税率比州平均水平低三分之一。
There is some truth to that; the property-tax rate here is one-third lower than the state average.
如果同卵双胞胎彼此在疾病方面比异卵双胞胎更相似，那么这种疾病的易感性至少在一定程度上是由遗传造成的。
If identical twins are more similar to each other with respect to an ailment than fraternal twins are, then vulnerability to the disease must be rooted at least in part in heredity.
这并不一定意味着一种阅读比另一种更全面、更先进并更有价值。
It doesn't then necessarily follow that one kind of reading is fuller, more advanced and more worthwhile than another.
对投资者来说，像这样的绿色建筑不一定具有成本效益，但它产生的污染确实比通过化石燃料产生能源的过程少得多。
Green buildings like this aren't necessarily cost-efficient for the investor, but it does produce much less pollution than that caused by energy production through fossil fuels.
甜点的味道一定得比甜酒淡，甜度也得比酒低。
Make sure that the flavor of the dessert is milder and less sweet than the wine.
要是它们真的对我们的生活有影响，那么占星家们一定应该比天文学家更早就发现它们了，或者至少也知道它们在那儿吧？
If they had a real impact on our lives, surely astrologers should have discovered them or at least known they were out there before astronomers?
这显然会有一定风险，但有谁能比丈夫和儿子更让自己信任呢。
Obviously there is a risk involved, but who better to trust than your husband or your son," she said.
而页级的抽样则可以显著减少I/O，因为它只读取一定百分比的数据页。
Page level sampling reduces I/O significantly since it reads only a percentage of the data pages.
服务提供者保证它提供的服务在一定百分比的时间内(例如，99.9%)是可用的。
The service provider guarantees that the services it provides will be available for a certain percentage of time (for example, 99.9%).
Metronome保证应用程序可以获得一定百分比的处理时间。
Metronome guarantees that a percentage of processing time is dedicated to the application.
它们可以比具有一定历史的组织更自由地选择工具、技术、流程、人员和正在构建的产品的用途。
They can choose the tools, technology, processes, people, and purpose of the product they're building more freely than organizations with a history.
它们可以比具有一定历史的组织更自由地选择工具、技术、流程、人员和正在构建的产品的用途。
They can choose the tools, technology, processes, people, and purpose of the product they're building more freely than organizations with a history.
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