rodent
US /ˈroʊ.dənt/
UK /ˈroʊ.dənt/
1.
齧齒動物
a gnawing mammal of an order that includes rats, mice, squirrels, hamsters, and guinea pigs, characterized by continuously growing incisors that must be kept short by gnawing.
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The house was infested with rodents, so they called an exterminator.
房子裡到處都是齧齒動物，所以他們叫來了滅蟲員。
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Mice and rats are common types of rodents.
小鼠和大鼠是常見的齧齒動物。