清晨换乘站的长焦肖像

An adult female traffic engineer wearing a navy blue jacket stood by the glass door of the early morning transfer station and looked at the folded site plan; the shallow depth of field of 85 mm softened the flow of people in the background, and her face and the edges of the map were still clear.

成年女性交通工程师穿海军蓝夹克，站在清晨换乘站的玻璃门旁查看折起的站点平面图；85毫米浅景深让背景人流柔化，脸和地图边缘仍清楚。