1. The farmers caponized the roosters to prevent them from fighting each other.
农民给公鸡做了阉割手术，以防止它们互相打斗。
2. Caponizing is a common practice in poultry farming to control aggression and improve meat quality.
给公鸡行阉割术是家禽养殖业中常见的做法，旨在控制攻击性并提高肉质。