可惜的是，对医疗销售的国际条约限制了替代实验的开展。
Sadly, international agreements on the sale of medical treatments limit the use of alternatives.
在很多方面，替代实验取代动物实验是一个不错的想法。
Replacing animal experiments with alternatives is a good idea on several counts.
在4月27日，美国、加拿大、欧洲以及日本承诺将通过合作使动物替代实验有实质性进展。
On April 27th America, Canada, Europe and Japan promised to co-operate on validating alternatives to animal testing.
日本生物工程师成功地在一只老鼠的肾脏中用细胞种植出一颗牙齿，运用这一技术，能比之前的实验方法更快地获得替代器官。
Japanese bio engineers have succeeded in growing a tooth from cells implanted into a mouse kidney, using a technique that could create replacement organs faster than previously tested methods.
即便如此，这两个国家在近年来也出现了一些学术研究中心，提出用其它东西替代动物实验。
Even so, academic centres supporting alternatives to animal testing have emerged in both places in recent years.
欧洲的任何替代动物实验都需要通过世界范围内的官方认可，以避免有些地方强行使用动物实验。
Any alternatives in Europe will need to be accepted by authorities worldwide to avoid animal tests being imposed elsewhere.
本周，享有盛誉的的灵长类动物学家珍古德（Jane Goodall）督促欧盟多做一些促进其他治疗途径的工作，并且主张为动物实验替代设立一块诺贝尔奖牌。
This week, the renowned primatologist Dr Jane Goodall urged the EU to do more to promote other routes to cures. She advocated a Nobel Prize for alternatives to animal testing.
它认识到许多实验仍然不得不使用动物，该基金会旨在减少使用动物，改良使用动物，甚至替代动物。
It recognises that many experiments still have to be done on animals and is aiming for Reduction, Refinement and Replacement of animals in experiments.
缺少好的观察实验的素材，他们不得不依赖复杂的理论和凭空猜测来替代他们所不能观察到的。
Short of good empirical meat, they have to rely on elaborate theory and guesswork to fill in what they cannot observe.
动物实验成本高昂，而且不一定有价值，科学家更愿意采用便宜可靠的替代方法。
Animal testing is expensive and can be of dubious value, and scientists would prefer cheaper and more reliable alternatives.
不管怎样，近几年，两地的学术中心在推进动物实验替代方案方面都有进展。
Nevertheless, academic centres promoting alternatives to animal testing have grown up in both places in recent years.
坐落在研究所设在新奥尔良南部地区实验中心的爱德华兹实验室里的棉花纤维被织成各种各样的医用替代材料。
Cotton fibers in Edwards's lab, located at the agency's Southern Regional Research Center in New Orleans, are being spun into all kinds of medically promising materials.
加利佛尼亚大学干细胞研究中心主管，他的实验室正在进行此项研究。他说：“正因为如此，许多人认为电子烟是安全的，完全可以替代传统香烟。”
"As a result, some people believe that e-cigarettes are a safe substitute for conventional cigarettes," said Prue Talbot, the director of UC Riverside's Stem Cell Center, whose lab led the research.
完全替代性生物燃料公司已经开始走出实验室，走进证券交易市场并石油公司合作建立第一批工厂。
The drop-in firms are starting to come out of the laboratory, float themselves on the stockmarket, team up with oil companies and build their first factories.
替代了之前把实验鼠的皮肤细胞变为干细胞的状态，然后再形成心脏细胞器官，研究者直接把皮肤细胞转变为心脏细胞。
Instead of taking mouse skin cells all the way back to a stem cell state and then coaxing the cells to form heart tissue, the researchers switched the cells directly from skin to heart cells.
在一项新的合成生物学实验中，为数不多的几个与生存性命攸关的细菌基因已经成功的为人造基因所替代。
A handful of bacterial genes crucial to survival were successfully replaced by artificial ones in a new synthetic-biology experiment.
为解决这个问题，科学家需要一个有助于实验室饲养的蚊子替代野生蚊子群体的系统，以确保赋予蚊子抗性的基因能够普遍存在。
For that, scientists need a system that will help the lab-bred mosquitoes take over wild populations, to ensure that genes conferring resistance become ubiquitous.
虽然那个充满烟酒气的环境可能让研究看上去不是很常规，研究者却把这个现实生活的研究环境，看作是比高度人工的实验室心理研究还有价值的替代方式。
While the liquored-up setting might seem unconventional, they view their work in a real life setting as a valuable counterbalance to highly artificial in-lab psychological studies.
事情发生的经过：他在用chicle，一种南美洲的树液做实验，以寻找橡胶的替代物。
What Happened: he was experimenting with chicle, the SAP from a South American tree, as a substitute for rubber.
介绍了在水泥混凝土中，采用粉煤灰替代30 %水泥的高掺量粉煤灰混凝土的配合比设计，以及试件力学性能的室内实验结果。
This paper introduces the mix proportion of high fly ash content concrete instead of 30% cement with fly ash and some experiment results of the test examples in laboratory.
侦查实验是我国刑诉法规定的一项侦查措施，在侦查破案以至整个刑事诉讼过程中发挥着其他侦查措施难以替代的重要作用。
Investigative experiment is an important litigant measure prescribed in criminal procedure law, and plays a special role in the whole course of criminal justice.
有没有通用的动力学、热化学理论可用，可完全替代传统的纯理论计算模型实验的实验室工作。
There is no universal kinetic or thermochemical theory available, which could entirely substitute traditional experimental laboratory work with pure theoretical calculation models.
目前一个科学家小组偶然发现了可能是相对简单的替代方法：已经广泛使用的两种抗生素可以作为一种实验鼠身上的疟疾疫苗。
Now a team of scientists has come upon what could be a relatively simple alternative: Two antibiotics already in widespread use can act as a sort of malaria vaccine in mice.
本次无人发射实验测试了一种用于未来太空船紧急救援的替代性设想，以便使火箭在发射台或上升段出现问题时让全体乘员安全脱离。
The unpiloted launch tested an alternate concept for safely propelling a future spacecraft and its crew away from a problem on the launch pad or during ascent.
另一个开发其它研究办法的组织是FRAME，“替代动物医学实验基金会”的简称。
Another organization that is developing other methods of research is FRAME. This is the Fund for the Replacement of Animals in Medical Experiments.
实验结果表明所采用的算法用于特征选择具有搜索能力强、分类精度高的特点，完全可以替代传统的SFFS算法。
Experimental results prove the ralidity of this algorithms, which can be regarded as a valid alternative to classical SFFS method.
通过两种试剂在不同水样的对比实验结果，说明自配试剂可以替代专用试剂。
The results of comparative test for two kinds of reagents in different water samples show that the homemade reagent can replace the special reagent.
通过两种试剂在不同水样的对比实验结果，说明自配试剂可以替代专用试剂。
The results of comparative test for two kinds of reagents in different water samples show that the homemade reagent can replace the special reagent.
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