Since the earliest man-powered flights, airframe design has demanded an ever-improving standard of technology . 从最早的人力飞行以来，飞机机体的设计要求不断地改进工艺质量标准。
He invented the term homeostasis for the tendency of the organism to maintain constancy of the internal environment . 他创造了“内环境稳定”一词来说明机体有保持内环境稳定的倾向。
Antibodies are produced by the immune system when something foreign, such as viruses or chemicals, invades the body . 抗体是免疫系统在异物（例如病毒或一些化学物质）侵犯机体时所产生的。
This fear it apparently was, rather than any organic disease, which was eating away the health of john south . 正是这种恐惧，而不是机体的任何病症，正在引人注目地吞噬掉约翰苏斯的健康。
Most important is that it is produced by the body; moderate doses of it are not harmful to normal body cells . 最主要之点是，因为它是机体本身产生的物质，所以适当的剂量对于机体的正常细胞无害。
Individuals not only react upon one another in this reflex way, but they inevitably communicate their sentiments, attitudes, and organic excitements . 个人之间不仅依靠这种反射方式互相作用，他们还必然要互相交流情感、态度、以及机体的冲动。
To what extent can the city, which responds more quickly and more decisively to changing events, be regarded as nerve centers of the social organism ? 城市对于事变的反应极其灵敏、迅速，那么，城市又在多大程度上可以比拟为社会庞大机体的各个神经中枢？
Airframe rolling bearings - technical specification 飞行器机体滚动轴承.技术规范
Structural vibration modal analysis of engine blocks 发动机机体结构振动模态分析
Long usage duration , waterproof machine body . r . o 使用时效长，机体并有防水设计
