dog/dɒg $ dɑːg, dɔːg/

n. a four-legged animal that is often kept as a pet or trained to guard or hunt

n. [C] 狗：He takes his dog for a walk every morning. 他每天早上都遛狗。

◇dog food 狗食

◇a wild dog 野狗

音组-og/-ɒg $ -ɑːg/

dog; fog; frog; jog; smog

谚语You can't teach an old dog new tricks. 老狗学不到新把戏（或：朽木不可雕）。