work like a dog 犬のように働くとは、休む間もなく働く。0;03 it's been a hard day's night, and I've been working like a dog. つらい一日の夜だった。休みなくがむしゃらに働いた。
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6;26 so I've been working like a dog. モーレツに働いたのよ。
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4;04 I was working like a dog. 一心不乱に働きました。
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