寄生虫通常比它们的宿主小。
蚂蚁通过攻击几乎任何接触到它的东西而使宿主树受益。
The ants benefit the host tree by attacking virtually anything that touches it.
有时，在宿主-寄生虫关系中观察自然选择的影响实际上是可能的。
At times, it is actually possible to watch the effects of natural selection in host-parasite relationships.
寄生虫的一个典例是绦虫，它生活在更大的动物的肠道内，从宿主那里吸收营养。
An example of a parasite is a tapeworm that lives inside the intestines of a larger animal and absorbs nutrients from its host.
寄生是一种捕食者与被捕食者之间的关系，寄生者利用共生伙伴——宿主来获取食物。
Parasitism is a kind of predator-prey relationship in which one organism, the parasite, derives its food at the expense of its symbiotic associate, the host.
在互利共生的约束中，小丑鱼一生与宿主海葵生活在一起，很少游出超过它们几米的地方。
Bound in an alliance of mutual benefit, clownfish spend their entire lives with their host anemones, rarely straying more than a few yards from them.
它攻击其他蜜蜂品种的幼虫，将它们从巢里移走，替代它们接受蒙在鼓里的宿主母亲的喂养。
It attacks the larvae of other bee species, removes them from the nest, and takes their place to be raised by the unknowing host mother.
蚜虫的运动也是如此，当吃完一株食用植物的幼叶，它们的后代会飞到另一株宿主植物上，没有蚜虫会再回到最初的地方。
So can the movement of aphids when, having depleted the young leaves on one food plant, their offspring then fly onward to a different host plant, with no one aphid ever returning to where it started.
其他野生动物如蛇和刺猬也是许多病毒的宿主。
Other wild animals like snakes and hedgehogs are also hosts of many viruses.
他说：“如果这种检测能够在皮疹显现之前预测移植物抗宿主病的发病，那将是非常有价值的。”
"If this test could predict the onset of GVHD before the rash develops, it could be extremely valuable, " he says.
同时，由于自然选择更倾向于选择那些能够感染宿主但不致其死亡的病毒，这种致命病毒便随着宿主的死亡而消失。
Meanwhile, the deadliest strains of the virus perished with their hosts as natural selection favored strains that could infect hosts but not kill them.
寄生虫学是研究寄生虫及其对宿主的影响。
Helminthology is the study of parasitic worms and their effects on their hosts.
鸟类是西尼罗河病毒的自然宿主。
设计器宿主是窗体设计器的核心。
设计器宿主是到设计时环境的挂钩。
The designer host is the hook into the design-time environment.
鸟类是西尼罗河病毒的宿主。
事实上，这正是宿主语言模式要做的事。
确保宿主分区被配置为使用虚拟lan。
Ensure that the host partition is configured to use the Virtual LAN.
该方法被称为直接宿主，用于简化协议。
This method is known as direct hosting and is used to simplify the protocol.
最后，将新组件添加到设计器宿主容器中。
Finally, the new component is added to the designer host container.
无论如何，看来猪可能就是病毒的原始宿主。
它有助于把动态语言托管在不同的宿主之中。
It also facilitates hosting dynamic languages inside of different hosts.
但是，有些机器是多宿主的。
宿主表(Host table)和域信息。
请注意，站点的构造函数接受设计器宿主实例。
Note that the site's constructor accepts a designer host instance.
直接宿主发生在TCP端口 445 上。
它需要宿主和远程接口以及分布代码。
It required both home and remote interfaces, as well as distribution code.
然而，这些环境的宿主和安全措施可能多种多样。
However, the hosting and security of these environments can vary.
这个模块包含来宾操作系统通向宿主内核的接口。
This module contains the guest operating system's interface to the host kernel.
他们现在正尝试着将此胚胎植入一个宿主动物中。
They are now trying toimplant the embryo into a host animal.
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