Summer is the second season of the year. When summer comes, it is getting hot and sunny. The days are getting longer and the nights are getting shorter, for the sun gets up early and goes to bed late.
夏天是一年的第二个季节。当夏天到来时，天气炎热，阳光灿烂。白天长了，夜晚短了，因为太阳早早起床，很晚才入睡。

The world has become a green world, green leaves on the trees, green grass by the river, green plants in the fields, and we can see beautiful flowers everywhere. Birds sing from morning till night.
世界变成一片绿色的世界-树上的绿叶，河边的绿草，田野上绿色的植物，而且到处可以看到美丽的鲜花。鸟儿从早到晚唱歌。

It's so hot that all of the children go swimming in rivers or lakes, and the old people sit under big trees to enjoy the cool air, but thefarmers are still busy working in the fields.
天气这样炎热，所有的孩子都到河里、湖里游泳；老人坐在大树下纳凉，可是农民们孩子地里忙碌着！

词义解析：

1.sunny：阳光充足的
2.field：田野
3.lake：湖
4.farmer：农夫
5.busy：繁忙的