"寒冷的"在英语中是 "cold",如果你想表达某物或某种情况非常冷,你可以说 "It's cold." 如果你想强调寒冷的程度,你可以说 "It's extremely cold." 如果你想描述寒冷的感觉,你可以说 "I feel cold."
如果你需要更详细的描述,例如描述天气、室内温度或者寒冷对人的影响等,你也可以使用一些更具体的表达方式,
"今天的天气很冷" 可以翻译为 "The weather today is cold."
"房间里没有暖气,感觉很冷" 可以翻译为 "There's no heating in the room, it's very cold."
"我感冒了,全身都很冷" 可以翻译为 "I have a cold and I feel cold all over."