对二恶英进行化学量化分析需要非常先进的方法，世界上只有数量有限的几个实验室能够做到。
The quantitative chemical analysis of dioxins requires sophisticated methods that are available only in a limited number of laboratories around the world.
长期以来，国内外的几个实验室一直致力于这方面的研究，并取得了一定的研究成果。
Since long, the domestic and foreign several laboratories have devoted to this aspect research, and has obtained certain research results.
最近几年，有几个实验室声称自己在元素周期表的113,114,115,116和118位置上发现了新的元素。
In recent years, there have been several claims by laboratories for the discovery of new chemical elements at positions 113, 114, 115, 116 and 118 on the periodic table.
Green认为光学标测虽然“潜能巨大”，但要求有高水平的专家，以至于目前世界上只有几个实验室能使用该方法。
Though he called optical mapping "potentially very powerful, " Green added that it requires such a high level of expertise that only a couple of laboratories in the world use the method.
然而，当在实验室的恒定条件下观察硅藻时，它们仍然表现出周期性的行为，继续按计划挖掘几个星期。
However, when diatoms are observed under constant conditions in a laboratory, they still display periodic behavior, continuing to burrow on schedule for several weeks.
“一开始的时候，完成一件标本的准备工作要花费我几个月的时间，”巴凯瑞尔说，她已经在实验室中工作了九年。
"When I started, it used to take me months to prepare a single specimen," said Balcarel, who has worked in the lab for nine years.
好几个星期，我的实验室就像是混合了下水道、垃圾堆和球员更衣室的味道。
For weeks, my laboratory smelled like the combined essences of sewer, garbage dump and locker room.
七年前，他建立微软实验室的时候，就聘用了十几个中国顶尖的毕业生，现在他又在谷歌（即Google中国）重复这样的步骤。
When he started the Microsoft lab seven years ago, he hired dozens of China's top graduates; he will now be doing the same thing for Google.
1995年费米实验室那项发现的消息几个月内零星地泄露（透露）出一点点。
News of that discovery, at Fermilab, trickled out in dribs and drabs over several months in 1995.
弗莱明(上图)是细菌学教授，那次他外出度假前，把几个装有他研究的金黄色葡萄球菌的培养皿忘在了自己实验室的桃花心木工作台上。
Going on holiday, Fleming (above), then a professor of bacteriology, left several Petri dishes containing staphylococci, which he had been studying, on the mahogany workbench of his lab.
在死因宣布前仅仅几个小时，警方带走了一位实验室雇员，并在他同意提供身体组织样本后将其释放。
Announcement of the cause of death came just hours after a lab employee was detained and then released by police after he gave a body-tissue sample.
典型的实验室测试可以在几个小时(或者几天)内对某种特殊的生物制剂进行分析，加工处理和确认。但往往只有在该实验室知道什么是他们所要的抗原时才能实现。
Typical lab tests can take hours (if not days) to analyze, process, and confirm a specific biological agent, and that's only if the lab knows exactly what antigen it's looking for.
几个世纪以来，这种方法一直很奏效，因为实验都很小，花钱也不多，一个实验室完全忙活的开。
This works well (and has for centuries) when the experiment is small and reasonably doable by a single laboratory.
在实验室测试中，当仅使用几个小业务对象作为一个流程中的变量时，200万个流程实例占用了大约100GB空间。
In lab tests, two million process instances took up around 100gb when using using only a few small business objects as variables in a process.
林顿实验室现有统计数字显示，在SecondLife中总共花费的时间比较平稳，但是进来几个月中非常活跃用户的数量已经急剧下降。
Statistics available from Linden lab show total hours spent in Second Life are flat, while the count of distinct active users has dropped sharply in recent months.
几年前，我在Lenexa开发实验室参加了一次由IIUG 成员举办的午餐会，当时他们问了我几个问题。
See, a few years ago I was at the Lenexa development lab for an afternoon pizza party sponsored by the IIUG for the staff when they started asking me questions.
这个照片里可看到俄勒冈大学的三个科学楼。一般的科学专业课和实验室都在这几个楼里。
A view of the Willamette, Klamath, and Onyx Bridge buildings - these are the buildings that house many of the science classes and laboratories.
一位穿着实验室白大褂、戴着手术口罩的中年妇女从中拿出几个试管，离我脸一英尺远挥舞着，用乌克兰语说着什么。
A middle-aged woman in a lab coat and surgical mask pulled a few test tubes from the freezer, waving them around a foot from my face and saying something in Ukrainian.
这位发明家花了几个月的时间，在实验室中详拟他的新引擎计划。
The inventor elaborated his plan for a new engine, spending several months in his laboratory.
可能需要作实验室检查，特别在最初几个月，以检查本药疗效。
Lab tests may be done, especially in the first few months, to check for the drug's effects.
回国后，他用带回来的几个菌群建立了自己的实验室。
When he returned, he set up his own laboratory with the several strains of bacteria he brought with him.
回国后，他用带回来的几个菌群建立了自己的实验室。
When he returned, he set up his own laboratory with the several strains of bacteria he brought with him.
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