又有时，他们会很生气，充满了自我保护与防御，控告我侵入私宅，欠他们5000刀的“土地使用费”，因为我走进了他们家前门是“使用”了他们的财产。
Or they can get angry and defensive, tell me that I am trespassing and owe them $5,000 in “land-use fees” for “using” their property as I walk to the front door.
士兵们使用的是一种名为LCVPs的船(登陆舰，车辆，人员)-小型号的下拉式船型，可以防御风暴从诺曼底侵入海滩硫磺岛。
The troops were using boats called LCVPs (Landing Craft, Vehicle, Personnel) - smaller versions of the drop-bow boats that would later storm beaches from Normandy to Iwo Jima.
问题是，这些微型电脑不像一台个人电脑，它们并没有足够的防御病毒和其它侵入行为的能力。
The problem is that these computers do not have enough processing power to handle antivirus and other defences found on a PC.
机体已经没有了免疫能力，所以一旦艾滋病病毒侵入，人体的这种良好防御系统便会受到破坏，病原体及微生物就会乘虚而入。
The body has no immunity, so as soon as invasive HIV, the human body a good defense system would be destroyed, and microbial pathogens will take advantage of.
然后快速建立强大的防御来制止盟军的侵入。
And they quickly built strong defenses to prevent Allies from invading.
微生物寄居肠道占有丰富的食物，增强消化系统并特别防御病原体侵入从而改善人类健康。
Microbes colonize the gut to gain access to a rich food source, and in return they are known to improve human health by enhancing our digestive system and providing extra defenses against pathogens.
如此一来，当你身体暴露在过量的自由基之下时，您自己本身的防御系统将无法控制或限制这个外来侵入者所造成的损坏。
Then, when your body exposes when the excessive free radical, your itself defense system is unable to control or to limit the damage which this external trespasser creates.
致病性细菌侵入机体后，首先遭遇到天然免疫的抵抗，随后产生获得性免疫，两者共同执行机体的防御功能，消灭入侵细菌。
The bacterial pathogens confront innate im-munity firstly when they invade host followed by acquired immunity. Both of them play defensive funtion to eliminish the invasive bacteria.
致病性细菌侵入机体后，首先遭遇到天然免疫的抵抗，随后产生获得性免疫，两者共同执行机体的防御功能，消灭入侵细菌。
The bacterial pathogens confront innate im-munity firstly when they invade host followed by acquired immunity. Both of them play defensive funtion to eliminish the invasive bacteria.
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