习惯用语set the tortoise to catch the hare1.做不可能做到的事The tortoise wins the race while the hare is sleeping.1.[谚]兔子睡觉, 乌龟跑赢。特殊用法elephant tortoise1.巨陆龟2.象陆龟wood tortoise1.雕背水龟, 林龟