English Dictionary

arson dog

noun

A dog trained to use its sense of smell to locate traces of accelerant at sites of a suspected arson.

The arson dog quickly sniffed out the source of the fire.

意味（1）

A dog trained to use its sense of smell to locate traces of accelerant at sites of a suspected arson.

Identifying 1/1000th of a drop of 50 percent evaporated gasoline is an easy task for a well-trained arson dog.