US Standardization System 美国标准化体系
US Highway System 美国州际公路系统
US Renal Data System 月美国肾脏病数据系统 ; 资料系统
US Dollar Quotation System 美元标价法
US media system 美国传媒体制
US Electrolytic Silver Recovery System 美国环保型银回收系统
US Announces Terror Alert System 美国宣布恐怖警报系统
US penal system 美国监禁制度
These organisms like this are abundant in the world around us and our immune system prevents us from getting sick most of the time.
在我们周围充斥着像这样的生物体,而我们的免疫系统在大多数时候能够抵御疾病。
Many doctors and researchers believe that loneliness harms the immune system, making us more vulnerable to a range of minor and major illnesses.
许多医生和研究人员认为,孤独会损害免疫系统,使我们更容易患上一系列轻微和重大疾病。
The second has us looking to the criminal justice system to cure behavior that is as much as anything the result of despair.
第二,我们希望通过刑事司法系统来治疗那些因为绝望而导致的行为。
But he says the education system is "falling short" and "countries that out-educate us today will out-compete us tomorrow."
VOA: special.2009.07.30
It turns out everything around us moves energy around in one way or the other If you're a biological system, you're burning calories, burning ATP.
我们周围的一切物质,都以这样那样的方式传递着能量,如果你是一个生物系统,你会燃烧卡路里,燃烧。
so that the system in the US appealed to me very much.
所以美国的教育体系很吸引我。
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