developings

Developing film in a darkroom is a delicate process.

在暗房里冲洗胶片是一个精细的过程。

I bought a new set of chemicals for developing black-and-white photos.

我买了一套新的化学品，用来冲洗黑白照片。

The developing of these old negatives took the photographer most of the day.

冲洗这些旧底片花了摄影师大半天的时间。