Equidensography
显象测等光密度术
🗣️ 情景例句
You didn't put film in the camera, silly!
笨蛋，摄影机里没有放胶卷。
I would like to enlarge this film.
我要放大这底片。
You might as well throw your money away as spend it in gambling.
你与其把钱花在赌博上，不如把它丢掉的好。