calotype的翻译，读音

例句

The work on the Daguerre process was taking place at the same time as that of Fox Talbot in England on the calotype process. 达盖尔发明的照相法和英格兰福克斯·塔尔博特的碘化银纸照相法出现在同一时期。

A slightly more advanced version of the daguerreotype called the calotype process that makes multiple copies possible using the negative and positive method became available very soon after. 一种略微更先进版本的银版摄影法称为卡罗法的过程，使得多份副本，要尽可能利用负面和正面的方法，才可以十分后不久。