学习知识贵实践，勤思好问敢幻想，动脑动手细观察，发明创造显奇迹。

Your practice learning knowledge, diligent, good dare ask fantasy, brain began to observe, miracle invention.

youdao

学习知识贵实践，勤思好问敢幻想，动脑动手细观察，发明创造显奇迹。

Your practice learning knowledge, diligent, good dare ask fantasy, brain began to observe, miracle invention.

youdao