(单词翻译:单击)
听力文本
A study at the University of Alberta in Canada found that being exposed to pets early in life may reduce the risk of developing allergies and obesity.
加拿大艾伯塔大学的一项研究发现，早期接触宠物会降低过敏和肥胖的风险。
Researchers found that babies from families with pets, especially dogs, had higher levels of two types of microbes that are known to lower risks of allergies and obesity.
研究人员发现，来自有宠物特别是有狗家庭的婴儿，他们有两种更高能降低过敏和肥胖风险的微生物水平。
The team examined samples of fecal matter collected from 746 infants registered in the Canadian Healthy Infant Longitudinal Development study
研究小组对来自加拿大健康婴儿纵向发育研究登记的746名婴儿粪便样本进行检查，
whose mothers were enrolled during pregnancy between 2009 and 2012 and found that the bacteria Ruminococcus and Oscillospira was abundant in babies exposed to pet dander.
他们的母亲在2009年至2012年间怀孕接受登记，发现接触宠物毛屑的婴儿瘤胃球菌属和颤螺旋菌属丰富。
Those two bacteria have been linked to reduced childhood allergies and obesity.
这两种细菌与减少儿童过敏和肥胖有关。
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词汇解析
1、expose
使暴露;使显露
Lowered sea levels exposed the shallow continental shelf beneath the Bering Sea.
海平面下降使白令海底部的浅层大陆架暴露出来。
For an instant his whole back was exposed.
一瞬间，他整个背部都露了出来。
揭发;揭露
The Budget does expose the lies ministers were telling a year ago.
预算案无疑揭穿了部长们一年前所说的谎话。
After the scandal was exposed, Dr Bailey committed suicide.
丑闻曝光后，贝利博士自杀了。
使暴露于（险境）;使遭受（危险或不快）
They had not been exposed to most diseases common to urban populations.
城市人口中多数常见的疾病他们都没有接触到。
A wise mother never exposes her children to the slightest possibility of danger.
明智的母亲决不会让她的孩子置身于一丁点儿危险之中。
2、register
登记本；注册簿；（官方）记录
registers of births, deaths and marriages.
出生、死亡和婚姻记录
He signed the register at the hotel.
他在酒店的登记簿上签了名。
登记;正式记录;给…注册
In order to register a car in Japan, the owner must have somewhere to park it.
在日本要登记一辆汽车，车主必须先要有车位。
We registered his birth.
我们给他进行了出生登记。
