ambrotype的翻译，读音
英/'æmbrәtaip/
释义：
n. (采用玻璃底片的)旧式照相
n. A picture taken on a plate of prepared glass, in which
the lights are represented in silver, and the shades are produced by a
dark background visible through the unsilvered portions of the glass.
n. A picture taken on a plate of prepared glass, in which
the lights are represented in silver, and the shades are produced by a
dark background visible through the unsilvered portions of the glass.