单词	sniffer dog
释义	sniffer dog /ˈsnɪfə dɒɡ / noun A dog trained to find drugs or explosives by smell.Soon, he was asked to train a sniffer dog for the police department.... Only two women permanently work at the premises and it was terrifying when police officers turned up with a sniffer dog to search for drugs. They used a sniffer dog to check for drugs and arrested seven men throughout the operation on Wednesday.
随便看	Ringelmann ringent ringer Ringerike Ringer's solution ringer-up ringette ringey ring-eyed ring fence ring finger ring flash ring fort ring fracture ring frame ring gage ring galaxy ring game ring gauge ring gear ringgit ring gland ringhals ring horse ring hunt

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