他们很难在7点以前早早地来到这里。
她斩钉截铁地说以前从未见过这个男人。
“约翰，”他疑惑地环顾四周，说道，“我想我以前来过这里。”
"John," he said, looking around him doubtfully, "I think I have been here before."
这些大坝建于近一个世纪以前，是为洛杉矶港的木材和造纸厂提供电力的，大坝阻断了6种鲑鱼的上游产卵地。
Built nearly a century ago to provide power to lumber and paper mills in the town of Port Angeles, these dams blocked access to upstream spawning beds for six species of salmon.
我比以前更频繁地使用小球了。
“我以前对赞美诗从来没什么感觉。”他声音嘶哑地说，“但我现在可能已经改变我的想法了。”
"I never seed no sense in th' Doxology afore," he said hoarsely, "but I may change my mind i' time."
我们现在可以做以前不可能的事情，而且可以轻而易举地做成。
We can do things that were not possible before, and they can be done simply.
你以前从来没有到过这一地区？那么你一定会喜之不尽。
You've never been to this area before? Then you're in for a real treat.
“我敢肯定那个瓶子以前不在那儿。”她有点困惑地说。
"I'm sure that bottle wasn't there before," she said, a little confused.
即使家人不再像以前那样频繁地坐在一起吃饭，但数以百万计的英国人仍将在本周末参与到这个国家的伟大传统之一：周日烤肉。
Even if families don't sit down to eat together as frequently as before, millions of Britons will nonetheless have got a share this weekend of one of that nation's great traditions: the Sunday roast.
球迷们热情地为他们喜爱的球员和球队欢呼，而对方的回应是比以前打得更好。
The fans cheer enthusiastically for their favorite players and teams, who respond by playing better than before.
数以万计的司机为求发展所做的努力并没有奇迹般地创造出一种人人都比以前做得好的局面，相反，几乎人人都做得更差了。
The efforts of millions of drivers to get ahead do not miraculously produce a situation in which everyone does better than before, but one in which almost everyone does rather worse.
处女地流行病指的是那些风险人群以前没有接触过袭击他们的疾病，因此在免疫上几乎毫无防御能力的疾病。
Virgin-soil epidemics are those in which the populations at risk have had no previous contact with the diseases that strike them and are therefore immunologically almost defenseless.
我比以前更加努力地工作。
CucinTech公司以前只是一味地随大流，重复别人的做法，所以很快就落在了其他公司的后面。
CucinTech was a company who were very much following the pack, doing what everyone else was doing, and getting rapidly left behind.
跟他开玩笑的人都叫喊着，他们比以前笑得更开心了，围着皮诺乔快活地跳着。
Cried his tormentors, laughing more heartily than ever, and dancing gayly around the Marionette.
“乔治，”她胆怯地说，“你还是和以前一样懊悔不已，是不是？”
"George," she said timidly, "you are as full of remorse as ever, aren't you?"
最后，假海龟终于开口了，它深深地叹了口气，说：“以前，我是一只真海龟。”
"Once," said the Mock Turtle at last, with a deep sigh, "I was a real Turtle."
有些人读以前的课堂笔记，然后吞吞吐吐地解释拇指磨损的最后几行。
Some read from old lecture notes and then haltingly explained the thumb worn last lines.
如果你以前曾探索过这一区域，请密切留意熟悉的景物——你可能会惊讶于，认出一块独特的岩石或一棵奇特的树竟能如此迅速地让人重获方向。
If you've explored the area before, keep an eye out for familiar sights—you may be surprised how quickly identifying a distinctive rock or tree can restore your bearings.
他们开始比以前更努力地、更快乐地工作。
如果早期人类没有像以前那样频繁地移动和融合，他们可能会继续进化成不同的物种。
If early humans hadn't moved and intermingled as much as they did, they probably would have continued to evolve into different species.
仪器上记录的年代不够久远，因而无法可靠地提供一个世纪以前全球气候变化的测量值。
Instrumental records do not go back far enough to provide us with reliable measurements of global climatic variability on timescales longer than a century.
然而，现在海冰比以前更早地融化。
Now, however, the sea ice is becoming water earlier than it used to.
梦想是强大的，它们可以驱使你更加努力地工作，变得比以前更好。
Dreams are powerful and they can drive you to work harder and become better than before.
随着中国持续快速地发展，汉语变得比以前更受欢迎了。
As China continues developing quickly, the Chinese language becomes more popular than before.
安全起见，研究人员建议，我们应该比以前更少使用电脑，或者在睡觉前尽可能地把屏幕亮度调低。
To be on the safe side, the researchers suggest that we should use computers less than before, or turn down our screens as much as possible before sleeping.
您可以看一下我的博客，我以前曾详细地讨论过关于在门户中进行单元测试的思想。
For those of you who do not follow my blog, I have previously discussed in some detail the idea of unit testing in the portal world.
您可以看一下我的博客，我以前曾详细地讨论过关于在门户中进行单元测试的思想。
For those of you who do not follow my blog, I have previously discussed in some detail the idea of unit testing in the portal world.
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