在给宝宝喂奶之前，一定要先消毒奶瓶。

Before feeding the baby, make sure to ___sterilize the bottles first.

兽医建议给流浪猫做绝育手术以控制数量。

The vet recommended ___sterilizing the stray cats to manage their population.

过于严格的规则可能会扼杀团队的创新热情。

Too many rigid rules risk ___sterilizing the team's creative enthusiasm.