懂得photocopy machine'function才好进
问题描述：
懂得photocopy machine'function才好进
the machine features a host of high-tech functions like Photo Mode copying,automatic paper selection and automatic density adjustment among others.
翻译句子.特别注意：automatic density adjustment 它的意思.
答
拥有高科技的功能是此机器的特点,如照片模式的复印功能,自动选纸和浓度自动调节功能.