他在暗房里冲洗照片。

He develops photos in the darkroom.

在开始冲洗照片之前，确保安全灯已经打开。

Make sure the safelight is on before you start developing the photos.

老师将教我们如何冲洗照片，为此我们都很兴奋。

We are all excited that the teacher is going to teach us how to develop photographs.

暗房, 顾名思义, 是作为冲洗照片的黑暗房间.

A darkroom, as the name suggests, is a dark room used for developing photographs.