帮忙写一些发明的名字 再写出它的用处，发明时间和发明者。用英语说。
比如微波炉，电磁炉等等……
1)电灯泡
invention:light bulb
inventor:Thomas Edison
date:December 1879
function:make light
2)微波炉
invention:Microwave oven
inventor:The heating effect of microwaves was discovered in 1945 by Percy Spencer. Raytheon company built the first microwave oven in the world in 1947
date:1945-microwave; 1947-first microwave oven
function:heat food using microwave radiation
3)DNA双螺旋结构
invention:the double helix structure of DNA
inventor:James Watson and Francis Crick
date:1953
function:？。。。囧
4)手电筒
invention:torch/flashlight/electric torch
inventor:David Misell. American Electrical Novelty and Manufacturing Company obtained U.S. Patent No. 6一7,五9二 (filed 12 March 1八9八) on January 10, 一8九9
date:一8九9
function:hand-held electric-powered light source
5)空调air conditioner
好长，自己去看吧http冒号//en点wikipedia点org/wiki/Air_conditioner
reference from 喂鸡百科（其实上喂鸡，搜一搜就都有了）
invention:light bulb
inventor:Thomas Edison
date:December 1879
function:make light
2)微波炉
invention:Microwave oven
inventor:The heating effect of microwaves was discovered in 1945 by Percy Spencer. Raytheon company built the first microwave oven in the world in 1947
date:1945-microwave; 1947-first microwave oven
function:heat food using microwave radiation
3)DNA双螺旋结构
invention:the double helix structure of DNA
inventor:James Watson and Francis Crick
date:1953
function:？。。。囧
4)手电筒
invention:torch/flashlight/electric torch
inventor:David Misell. American Electrical Novelty and Manufacturing Company obtained U.S. Patent No. 6一7,五9二 (filed 12 March 1八9八) on January 10, 一8九9
date:一8九9
function:hand-held electric-powered light source
5)空调air conditioner
好长，自己去看吧http冒号//en点wikipedia点org/wiki/Air_conditioner
reference from 喂鸡百科（其实上喂鸡，搜一搜就都有了）
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