swine production

• 养猪

swine production的用法和样例：

例句

1. Swine production is becoming more intensified and specialized.
   养猪已变为更集约化和专业化了。
2. Many swine producers now plan to market their hogs at close to five months of age.
   许多养猪者如今计划养五个月龄左右出槽。