英汉双语例句-生物医药大词典

In the past, scientists have typically examined the blood-clotting network using flasks containing homogenous mixtures-the test fluids were the same throughout.

中文意思：
过去，科学家们曾在放有同一混合物（自始至终测试样本都没有改变）的烧瓶中进行过典型的凝血系统测试，但是循环系统中的成分却不是一成不变的。

以下为相关句子列表(点击查看，可以看对应的解释）：

	In the past, obtaining fresh water by distillation has always been too expensive.			过去这些年来，用蒸馏法制取淡水成本一直很高。
	In the past, oil price shocks were largely supply driven.			过去，油价的上涨主要石油供给推动的。
	In the past, only intravenous drug users and prostitutes were considered at-risk or high-risk groups.			过去人们都认为只有静脉注射吸毒者和妓女才是艾滋病的易感或高危人群。
	In the past, red dyes were expe ive, so red walls and fabrics suggested luxurious wealth, importance or ill repute.			过去，红色染料都很昂贵，因此，红色的墙和织物意味着奢华、财富、重要性和坏名声。
	In the past, red dyes were expensive, so red walls and fabrics suggested luxurious wealth, importance or ill repute.			过去，红色染料都很昂贵，因此，红色的墙和织物意味着奢华、财富、重要性和坏名声。
	In the past, scientists have typically examined the blood-clotting network using flasks containing homogenous mixtures-the test fluids were the same throughout.			过去，科学家们曾在放有同一混合物（自始至终测试样本都没有改变）的烧瓶中进行过典型的凝血系统测试，但是循环系统中的成分却不是一成不变的。
	In the past, several neuro-fuzzy models are not suitable for adaptive on-line learning, but the model proposed here can real-time adjust the fuzzy rule base and rule parameters, so it has powerful ability of online learning.			以往许多神经模糊模型都不适用于自适应在线学习，而文章模型能够实时地调整模糊规则库及规则参数，具有较强的在线学习能力。
	In the past, some of our departments did try to do something in this direction, but to no avail, with the exception of a few individual cases.			过去，我们某些部门也曾做了一些尝试，个别的是收到效果的，但大多数是失败的。
	In the past, some people imagined to fly like a bird.			过去有些人设想像鸟儿一样飞翔。
	In the past, students rarely developed bad credit histories, because they seldom borrowed money that they couldn't 1)repay.			过去，学生难得留下不良的信用纪录，因为他们很少去借他们无力偿还的钱。
	In the past, such opportunities were all too often squandered through bad policies.			过去，这样的机会大都因糟糕的政策而浪费掉了。