A Dog’s Keen Sense (狗狗的敏锐嗅觉)
Compared to humans, do most dogs have a better or worse sense of smell?
better (更好)
In a human nose, the smell‑collecting area is about the size of a what?
postage stamp (邮票)
What game do dogs play during sniffer training?
hide‑and‑seek (捉迷藏)
What does K‑9 stand for?
canine, another word for dog (犬科动物，狗的另一种说法)
What insect that chews on wood can sniffer dogs find?
termites (白蚁)
What do dogs seem to enjoy using to help people?
their noses (它们的鼻子)
How many times larger is the smell‑interpreting area in a dog’s brain compared to a human’s?
about 40 times larger (大约大40倍)
What does a trainer give a dog each time it finds the hidden object?
a treat (一份奖励 / 零食)
What crime do dogs help solve by sniffing chemicals used to set fires?
arson (纵火罪)
What tiny insect leaves very itchy bites?
bed bugs (臭虫)
Name one thing a human nose can tell you, according to the book.
what’s for dinner, that your brother has been in your room by the odor of dirty socks, or that rain is coming (晚餐吃什么、通过臭袜子味知道哥哥来过你房间、或者下雨前闻到雨的味道)
What happens when air passes over the special sponge‑like area inside the nose?
It collects information about different smells (它会收集不同气味的信息)
What are the people who work with sniffer dogs called?
handlers (训导员)
What disease can trained dogs detect by sniffing a person’s body and breath?
diabetes (糖尿病)
According to the book, to a dog, working as a sniffer dog feels more like what?
puppy play (小狗玩耍)
How much stronger is a dog’s sense of smell than a human’s?
thousands of times more sensitive (灵敏成千上万倍)
If the wrinkled smell area inside a dog’s nose were smoothed out, how much bigger would it be than a human’s?
about 60 times bigger (大约大60倍)
Name two ways search and rescue (SAR) dogs work.
keeping their noses up to sniff scents in the air, or sniffing smells on the ground (抬起鼻子嗅空气中的气味，或者嗅地面上的气味)
Name two things sniffer dogs search for at airports.
bombs (chemicals for bombs) and illegal drugs, or illegal meats, fruits, and vegetables (炸弹化学品、非法毒品、或者非法的肉类、水果和蔬菜)
Name the competitive sport just for dogs that uses their natural ability to detect odors.
nose work (嗅闻工作 / 鼻子工作竞赛)
Which breed of dog has the keenest sense of smell, and what feature helps it?
bloodhound; its long, droopy ears sweep odors toward its nose (寻血猎犬；它又长又垂的耳朵把气味扇向鼻子)
What two parts of the body work together to send and interpret smell messages?
nerves carry messages from the nose to the brain, and the brain interprets them (神经把信息从鼻子传到大脑，大脑进行解读)
What does a SAR dog do with its tail when it finds a scent in the air?
raises its tail to let the handler know (抬起尾巴让训导员知道)
Besides cancer and diabetes, what health problem can sniffer dogs detect? (Hint: mentioned in law enforcement)
The book mentions detecting cancer, diabetes, and also chemicals used in arson; for health specifically, cancer and diabetes are the two main examples. (癌症和糖尿病是书中提到的两种健康检测)
List four different real‑world jobs that sniffer dogs do, as described in the book.
search and rescue, bomb detection, arson chemical detection, drug detection, cancer detection, diabetes alert, termite detection, bed bug detection (any four: 搜救、炸弹探测、纵火化学物探测、毒品探测、癌症探测、糖尿病预警、白蚁探测、臭虫探测)
This response is AI-generated, for reference onl