你用的胶卷感光度是多少?What's the speed of the film you're using?从理论上来讲, 数码相机的感光度越高,拍摄效果越好.Theoretically speaking, the higher sensitivity of digital camera to photograph the better.和我们用普通胶卷时的感光度差不多.And we use sensitivity ...
He stowed away on a ferry and landed in North Shields.他偷乘渡船到了北希尔兹。Spears hurtled against shields.矛猛击在盾上.Radiation shields are commonly used to reduce radiation errors.辐射屏蔽罩一般用于降低辐射误差....