1640s, of hair, "turning white;" 1680s, of glass, "having a rough and unpolished surface;" 1734 in cookery, "covered with something (sugar, icing) resembling frost," past participle adjective from frost (v.).
实用例句
1. He looked at her vague shape through the frosted glass.
他透过雾蒙蒙的眼镜注视着她模糊的身形。
来自柯林斯例句
2. The fields have frosted over in this wintry morning.
