water fee by household

例句：

1. 1.The government has decided to increase the water fee by household.
   政府决定提高家庭用水费。
2. 2. Many people choose to live in areas with lower water fees by household.
   许多人选择住在水费较低的地区。
3. 3. The new policy will make it more difficult for families to pay their water fee by household.
   新政策将使家庭支付水费变得更加困难。