farm livestock的用法和样例：
例句
- Farm and livestock products are sold mainly through the market.
农畜产品的销售以市场调节为主。 - It is unavoidable to pollute farm products and environment by using chemicals to control pests.
研究表明，使用农药防虫，不可避免地对农畜产品及环境带来污染。
词汇搭配
- live stock 家畜
