Roy went to the dogs after he started drug taking. ［误译］　罗伊开始吸毒后便走向狗群。 ［原意］　罗伊开始吸毒后便堕落了。 ［说明］　go to the dogs（口语）意为“堕落”、“潦倒”、“毁灭”、“完蛋”。