我们应该怎样了解它们对于不同食物的偏好呢？
How are we to understand their different feeding preferences?
托尼的妈妈把艾米不熟悉的不同食物放在大盘子里。
Tony's mother put different foods that were unfamiliar to Amy onto big plates.
了解不同食物的“最佳食用日期”和“过期时间”，并正确烹调它们是很重要的。
It is important to know "best-before" and "use-by" dates of different foods and cooking them properly.
人们可以购买各种不同食物的小样。
People can purchase small tastes of many different kinds of food.
了解食物及不同食物中所包含的营养成分。
Knowing something about food and nutritional value that different foods have.
大多数情况下，饮食是恢复平衡的关键，然而不同食物的含铁量是不一样的。
In most cases diet is the key to restoring the balance. However not all iron in food is created equal.
其中之一便是某物种由于对不同食物的适应性而被划分成不同的群体。
One is that a species splits into groups that adapt to different foodstuffs.
一直到现在还没人能确切地知晓在法国不同食物中总的多酚物质含量及其消费水平。
Nobody knew until now the precise total polyphenol content of different foods or the level of consumption in France.
随着人们对不同食物的反应越来越多地被掌握，膳食可以变身成为一系列疗法而非单单的用餐快事。
As people's responses to different foods become better understood, meals could become more like a course of medical treatment than a pleasure.
据认为，我们肠道内数百万细菌的组成可以影响我们代谢不同食物的方式，由此影响我们会增重多少。
It is thought the composition of millions of bacteria in our intestines can effect how we metabolise different foods and, therefore, how much weight we gain.
科学家们在小白鼠大脑中标记出促食素细胞，使它们发光。然后在喂食小白鼠不同食物后，追踪这些细胞的活动。
Scientists marked orexin cells in mice brains so they would fluoresce. Then they tracked the cells' activity after feeding the mice different kinds of food.
在当地餐馆里面食物品尝。这在一些具有各种民族文化餐馆的地方非常有效。人们可以购买各种不同食物的小样。
Food tastings in local restaurants. This works well in places with lots of ethnic restaurants. People can purchase small tastes of many different kinds of food.
但通常很难精确地指出什么是正宗的“美国食物”，因为“美国食物”吸收了来自许多国家不同食物的风味。
It is often difficult, however, to pinpoint what exactly is "American food" because American food has grown to absorb different foods from all types of countries.
食物过敏会导致大量不同种类的症状。
Food allergies can result in an enormous variety of different symptoms.
这项调查发现不同的餐厅出售食物的价格存在很大的差别。
The survey found a wide variation in the prices charged for canteen food.
他们有很多不同的食物，像饺子、点心等等。
There's a lot of different foods they have like dumplings, dim sum and so on.
有了冰箱和冰柜，我们可以在家里保存很多不同的食物。
With refrigerators and freezers, we can preserve a lot of different foods in our homes.
学习了解食物的不同阶段，并知道如何正确烹调它们。
Learn to know the different periods of foods and know how to cook them in the right way.
上节课我们讲了蜜蜂用舞蹈来表明哪里可以找到食物，以及不同种类的鸟的叫声和歌声。
Last time, we covered the dances honey bees do to indicate where food can be found and the calls and songs of different types of birds.
您可以将主题看作以不同方式准备食物的各种类型的容器，例如，最常用的平底锅、搅拌器和烘焙碟。
You might think of topics as types of containers for preparing food in different ways, such as a basic frying pan, blender, and baking dish.
有很多不同的菜肴可以尝试，每个地区都有自己独特的食物。
There are lots of different dishes to try and every region has its own special food.
从他们吃的食物到如何与人互动，一切都是不同的，他们必须快速适应才能生存。
Everything from the food they eat to how to interact with people can be different and they have to adapt quickly to survive.
除了星期天，这家新餐馆每天晚上都有不同类型的现场音乐表演，还有与之相配的美味食物。
This new restaurant has different types of live music every night except Sundays, and excellent food to go with it.
粽子是在端午节吃的一种中国传统食物，里边用糯米，豆子，肉和许多不同的料填充，外边用竹叶或芦苇叶包裹。
Zongzi, a kind of traditional Chinese food eaten on the Dragon Boat Festival, is stuffed with glutinous rice, beans, meat and many different fillings and is wrapped in bamboo leaves or reed leaves.
即使新的种群属于不同物种，它也可以大致填补已灭绝种群空出的生态位，保持食物网的完整。
Even if the new population is of a different species, it can approximately fill the niche vacated by the extinct population and keep the food web intact.
不同的人喜欢不同的食物。
所以冰河世纪的动物能够吃到不同的植物，不同的食物。
So Ice Age animals had access to many different types of plants, different types of food.
不同种类的蝙蝠吃不同种类的食物。
不同种类的蝙蝠吃不同种类的食物。
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