画虎类狗[ huà hǔ lèi gǒu ]

⒈ 没有画虎的本领，结果把虎画成了狗。英try to draw a tiger and end up with the likeness of a dog—make a poor imitation;

⒉ 比喻理想太高，终无所成，反留下笑柄。英attempting more than one has ability for;

⒈ 见“画虎不成反类狗”。