我猜、我学、我用(12-20-03)? 1、如果你年轻时就没有学会思考,那么就永远学不会思考。 2、thomas edison , american inventor ,美国发明家爱迪生。 3、gramophone、electric lamp and power supply system、movie camera。 4、通用电气公司,general electric company (gec) the three major inventions by thomas edison greatly improved our life.thomas edison died in 1931 at the age of 84,no other auther of invention may exceed this invention record of 1099 till today .he is then called as " the king of invention".查看更多