有一天，他组织了一场狗和兔子的比赛。
One day, he organized a competition between his dog and his rabbit.
大鼠、猫、狗和兔子实验证明有效的止泻药氯碘羟喹，当推出给人用时，却造成了人的失明和瘫痪。
The antidiarrheal Clioquinol proved effective in rats, cats, dogs and rabbits. When released, it caused blindness and paralysis in humans.
他有一只非常大的兔子和一只聪明的狗。
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