小王(wáng )很是(shì )奇怪(guài ),猫和狗(gǒu )的基因怎么会弄出蚊子的叫声(shēng )?他百思不得其解,只好抱着多(duō )多去见他以前的导师。导师(shī )详细地(dì )询问了小王复制多多的每个(gè )环节,思索片刻(kè ),随即(jí )“哈哈”大笑起来:“小王啊小王,这么多(duō )年了,你那粗心的毛(máo )病还没有改掉哪!培养基因的(de )时(shí )候忘了把器皿的盖(gài )子密封了吧?这不,蚊(wén )子进去!”
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