妇女常常承受着与野生动物发生冲突的直接代价；
大象听到远处动物的警报声，情绪突然发生变化。
The elephant had heard the distant alarm calls of animals and her mood suddenly changed.
麻疹仅发生在人类身上，尚未见动物患麻疹。
Measles is a human disease and is not known to occur in animals.
动物旅游业正在发生改变。
鉴于预测预测事物的天性，动物们无法预测平局情况的发生。
Given the nature of their prognostications, the animals have trouble calling a tie.
在动物方面的预兆很少或没有预兆的情况下，可发生大流行。
A pandemic could arise with little or no warning from the animal side.
这在动物界绝对是不可能发生的吧？
虽然野生动物园也遭受损失，但这大多发生在私人农场。
This has taken place mostly on private farms, though parks have also suffered losses.
人们发现了一连串的动物死亡事件，大部分都发生在德克萨斯州的乡下。
A string of dead animals were found, most of them in rural Texas.
这些疾病几乎总是发生在动物身上。
动物解剖实验必须佩带口罩，以免发生生物污染。
During animal dissections, you need to wear masks to prevent infections.
意外事故经常发生在短的、简单的、看似健康的动物身上。
Unexpected events often occur during short and simple procedures on apparently healthy patients.
心脏是脊椎动物器官发生过程中最早形成的器官之一。
The heart is one of first organs to form during organogenesis in the vertebrate.
心脏是脊椎动物器官发生过程中最早形成的结构之一。
The heart is one of first structures to form during organogenesis in the vertebrate.
猪是已知自然发生猪瘟的唯一动物。
The pig is the only animal in which hog cholera is known to occur naturally.
相似的现象同样发生在动物王国里的某些方面。
A similar phenomenon has also occurred in other parts of the animal kingdom.
心脏是脊椎动物器官发生过程中最早形成的结构之一。
The heart is one of first structures to form during organogenesis invertebrate.
耳听眼见这些行为发生在我们动物园，真是很让人不爽。
It's very upsetting to see and hear about such behaviour in our zoo.
同样的问题在动物被鱼网抓住时也能发生。
The same problem can occur when an animal is caught in fishing net.
《动物农庄》的故事发生在一个时间不是很明确的时期。
目的通过动物实验对牙齿近中移动的发生机制进行探讨。
Objective To study the mechanism of tooth mesial migration with animal experiment.
更重要的是，动物七戒律也发生了变化。
What's more, the Seven Commandments of Animalism had also been changed.
但动物或人直接或间接大量食入该药物时，可能会发生中毒。
However large dose of the drug will make human or animal toxicosis.
但动物或人直接或间接大量食入该药物时，可能会发生中毒。
However large dose of the drug will make human or animal toxicosis.
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