当一个物体上的光，如机器零件，照射到相机上时，敏感材料就可测量出光的强度，把光线转换为一组数字。
When light from an object such as a machine part strikes the camera, the sensitive materials measure the intensity of light and convert the light rays into a range of numbers.
所有这些意味着铝零件能够在汽车上代替更多钢铁零件，特别是那些强度十分重要的部件，例如汽车悬挂部件。
All these things mean aluminium could replace more steel parts in cars, especially where strength is important, as in suspension components.
但在零售业的经理们为至关重要的年终抢购潮拟制订单的同时，他们也在为消费者信心重振的强度和久度而焦虑不安，细细盘算。
But as retail executives place orders for the crucial end-of-year rush, they are anxiously debating how strong and lasting the consumer's revival will be.
应用推荐