29 Dogs Smell!-Mid

Dogs Smell! FOCUS Question How do dogs use their sense of smell to help people?

狗的气味!狗是如何利用它们的嗅觉来帮助人类的?

Our Sense of Smell People have a good sense of smell. Our sense of smell helps keep us safe. It can make us happy. It can make us hungry. But did you know that dogs have a much better sense of smell than people?

我们的嗅觉人类的嗅觉很灵敏。 我们的嗅觉帮助我们保持安全。 它能让我们快乐。它会让我们感到饥饿。 但你知道狗的嗅觉比人灵敏得多吗?

Dog Noses Sensors are tiny parts in the nose that help us sense odors in the air. People have 5 million sensors in their nose Dogs have up to 300 million sensors! Dogs can also. move their nose to pull in smells. Having a wet nose makes the smells stick. Comparing Dog Noses Dog Breed Number of Sensors in the Nose Dachshund 125 million Fox Terrier 147 million Beagle 225 million German Shepherd 225 million Bloodhound 300 million

狗的鼻子传感器是鼻子里的小部件，帮助我们感知空气中的气味。 人的鼻子里有500万个传感器。狗有多达3亿个传感器!狗也可以。 移动他们的鼻子来吸收气味。 鼻子湿润会让气味黏在一起。 比较狗的鼻子狗品种鼻子中的传感器数量腊肠犬1.25亿只狐梗1.47亿只小猎犬2.25亿只德国牧羊犬2.25亿只寻血猎犬3亿只

Dogs' noses tell them a lot about the world around them. People can't smell as well as dogs. But we are lucky! Dogs help us when we need some super sniffing. Wowser! Some dogs can smell things that are deep underwater.

狗狗的鼻子能告诉它们很多关于周围世界的信息。 人的嗅觉不如狗。 但我们是幸运的!当我们需要一些超级嗅觉时，狗狗会帮助我们。 老古板!有些狗能闻到水下深处的东西。

Search and Rescue Sniffer dogs can help find people who are lost. People leave a smell, or scent, wherever they go. Dogs can smell this scent for up to a week after a person passes by. Dogs can also find people who are trapped under something. Do You Know? Some dogs are trained to help find people buried in snow.

搜救嗅探犬可以帮助找到迷路的人。 人们走到哪里都会留下气味。 人经过后，狗狗可以在一周内闻到这种气味。 狗还能找到被困在东西下面的人。 你知道吗?一些狗被训练来帮助寻找被埋在雪中的人。

Crime Fighters Dogs can help the police. They can sniff out a person who is hiding. They can find things that a person is trying to hide. Some dogs are trained to find money or food by using their nose.

警犬可以帮助警察。 它们能嗅出躲藏的人。 他们能发现一个人试图隐藏的东西。 一些狗被训练用鼻子来找钱或食物。