If you describe something as icy or icy cold, you mean that it is extremely cold.
例句
An icy wind blew hard across the open spaces...刺骨的寒風(fēng)于開闊處呼嘯著。His shoes and clothing were wet through and icy cold.他的鞋和衣服都濕透了，冰冷冰冷的。
ADJ-GRADED
結(jié)冰的;冰凍的
An icy road has ice on it.
ADJ-GRADED
冷冰冰的;不友好的;冷漠的
If you describe a person or their behaviour as icy, you mean that they are not affectionate or friendly, and they show their dislike or anger in a quiet, controlled way.