...com/ZH9B85L.gif 英原句： Each year, around 11,500 m³ of livestock manure are produced as a by-product of power generation and supplied...
...bird, especially one that can be eaten as food, such as a duck or a chicken. 2. livestock: Animals such as cattle and sheep which are kept on a farm...
1.Livestock farms have contaminated soil and underground water.(because of) =>...