在15世纪，印刷术得到发展，纸张成为欧洲书籍的主要材料，在此之前的主要材料是羊皮纸。
During the 1400s, when printing was being developed, paper became the predominant material for books in Europe, but prior to that, it was parchment.
在此之前的任何行动启动电源后，一高向低过渡CS是必需的。
Prior to the start of any operation after power up, a HIGH to LOW transition on CS is required.
在此之前的科学实验都未表明使用手机与患癌之间有明确的关联。
Previous to this, scientific experiments did not show a definite link between mobile phone use and cancer.
在此之前的那天晚上，弗农和安。乔丹夫妇也邀请了一些人与我们一起进餐。
The previous night, Vernon and Ann Jordan had also invited some people to have dinner with us.
在此之前的浏览器中，SSL图标显示在浏览器窗口的底部，很小而且易被忽视。
In previous versions of the browser, the SSL icon appeared at the bottom of the browser window and was small and easy to overlook.
球员们在此之前的举止一直很好。也许是比分落后让阿森纳的小伙子们情绪失控了。
The players had behaved well. Maybe it was a consequence of frustration and some boys lost a little bit their emotion.
从克雷格分类广告网站到亚马逊，在此之前的很多数字服务也是这种意义上的平台。
Lots of digital services that predate the phenomenon, from Craigslist to Amazon, are also platforms in that sense.
在最近的6个月当中，大约售出了30万本，而在此之前的26年中，仅售出了大约10万本。
Some 300,000 copies of the book have sold in the past six months, compared with 100,000 copies in the previous 26 years.
在此之前的X -射线的过程丹尼斯和苏走了下来，看看发生了什么事，我交给苏金属安全。
Prior to the x-ray process Denise and Sue had walked down to see what was happening and I handed Sue the metal safe.
在此之前的研究仍然未能明确“杀伤t细胞”和“辅助T细胞”在对抗病毒协同作用的机制。
Research up to now has tried but failed to decipher the cross-talk between 'killer T-cells' and' helper T-cells' in the fight against viruses.
但是数据显示，援助额度从2006年开始下滑。在此之前的10年中，援助额度每年都在上升。
Figures however show that the decline in aid figures started in 2006 after rising every year for the past decade.
网火成功取代了在此之前的防卫研究计划中美国空军低成本自主攻击 （LOCAAS）计划。
S. Air Force's Low-Cost Autonomous Attack (LOCAAS) programs, and will be interoperable with the current as well as future forces.
在此之前的现场演出，与戏剧、歌剧和音乐剧一样，声音输出都会被喇叭系统在场地中的位置所限制。
During live performances, like plays, operas and musicals, sound output as heretofore been largely hindered by whatever speaker system happens to be in place at the venue.
又过了几个星期，她清晰地说出了‘Mummy’，而在此之前的几个月她一直说的是‘Muggy’。
A few weeks later, she said a clear "Mummy", after months of mumbling "Muggy".
在此之前的研究已经揭示了食品中的一些营养物质辅助葡萄糖的分解和增加血液流量，也就是他们能提高认知能力。
Previous research has shown that some nutrients in food aid in glucose release and increased blood flow, which may augment cognitive performance.
没有人确切地知道fuffle在此之前的出处，但人们认为fuffle是一个模仿词，它模仿的是ruffle。
No one really knows where fuffle came from before that but the thinking is that it’s imitative; it’s reminiscent of ruffle.
在此之前的2007-08赛季，西斯稀里否决，作为“国际球员最有可能有一个爆发的赛季”联赛的总经理。
Prior to the 2007-08 NBA season, Bargnani was voted by the GMs of the league as the "international player most likely to have a breakout season".
阔威尔车于1969年停产，但在此之前的一段时间，通用汽车公司雇佣了私人侦探跟踪内德，想挖掘出能够诋毁他的材料。
The Corvair was discontinued in 1969, but meanwhile GM had hired private detectives to tail Nader in an attempt to dig up information that might discredit him.
在此之前的因特网，当买主尝试进行最佳的购买时遇到了相当多的障碍。除此之外，发现关于产品的资讯通常是时效性很强的。
Prior to the Internet, buyers faced considerable obstacles when trying to make an optimal purchase. In addition, finding information about products was usually time consuming.
在此之前的四年里，我在一个拥有100家公司的财团做事，从一个销售培训者做到地区销售经理，在我事业达到颠峰时我离开了这家公司。
After a four-year relationship with a major furtune 100 company beginning as a salestrainer and ending as a regional sales manager, I left the company at the height of my career.
在此之前的四年里，我在一个拥有100家公司的财团就职，从一个销售培训者做到地区销售经理，在我事业达到巅峰时我离开了这家公司。
After a four-year relationship with a major fortune 100 company beginning as a sales-trainer and ending as a regional sales manager, I left the company at the height of my career.
在此之前的几个月，GoogleDocs的使用者可以点击“下线”按钮来应对这种情况，多亏“ Google Gears ”浏览器插件提供了这种功能。
In previous months, Google Docs users could "go offline" with the click of a button, thanks to a Web browser plugin provided by Google called "Google Gears."
在此之前的几个月，GoogleDocs的使用者可以点击“下线”按钮来应对这种情况，多亏“ Google Gears ”浏览器插件提供了这种功能。
In previous months, Google Docs users could "go offline" with the click of a button, thanks to a Web browser plugin provided by Google called "Google Gears."
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