【英语翻译Doyouknow3Dmovies?Whenyouseeone,it'slikethestoryishappeninginfrontofyou,andyouarepartofit.3Dmoviesareexcitingtowatch,butdoyouknowhowtomakethem,andwhyyouneedtowearapairof3Dglasses?Tounderstandth】

　　英语翻译

　　Doyouknow3Dmovies?Whenyouseeone,it'slikethestoryishappeninginfrontofyou,andyouarepartofit.3Dmoviesareexcitingtowatch,butdoyouknowhowtomakethem,andwhyyouneedtowearapairof3Dglasses?Tounderstandthesequestions,let'sdoaneasyexperiment.

　　Putafingerinfrontofyoureyes.

　　Coveryourlefteyeandlookatthefinger.

　　Coveryourrighteyeandlookatthefinger.

　　Whatdoyousee?Thefingeryouseewithyourlefteyeisinadifferentpositionfromtheoneyouseewithyourrighteye.Thismeansyougettwoimages（图像）whenyoulookatsomethingwithbothyoureyes.Tomakea3Dmovie,peoplehavetogettwoimagesatthesametime,sotheyusetwovideocameras.Whenplayinga3Dmovie,theyusetwoprojectors（放映机)atthesametime.Thisbringstwoimagestogetheronthescreen.Then,weuse3Dglassestoseparate（分离）thetwoimages.Oneimageentersoneeyeandtheotherimageenterstheothereye.

　　Thenourbrainsputthetwoimagestogether.Thisway,weget3Dpictures