It's a lovely day. 今天天气很好。
It's sunny today. 今天阳光灿烂。
It's so warm. 今天很暖和。
-Cold, isn't it? 今天有点冷,不是吗?
-Yes, very cold. 是啊,非常冷。
-Cool, isn't it? 今天挺凉爽,不是吗?
-Yes, it's cool. 是啊,很凉爽。
-Windy, isn't it? 今天风挺大,不是吗?
-Yes, it's windy. 是啊,风很大。
-Very hot, isn't it? 今天很热,不是吗?
-Yes, very. 是啊,非常热。