Some people are worried that electromagnetic fields from electric power lines could increase the risk of cancer.
一些人担心电源线的'电磁场可能增加患癌症的风险。
The house is backed by fields.
房子的后面是田野。
There's a way across the fields.
有一条路穿过田地。
Lunch was a snack in the fields.
午饭是在野外吃的快餐。
Lambs frisked in the fields.
羊羔在田野里活蹦乱跳。