acerin

例句：

1. 1.The acetin in the oil has a strong antibacterial effect.
   油中的乙酰基具有很强的抗菌作用。
2. 2.The wax used to coat the wooden furniture is highly resistant to water and wear.
   用来涂覆木制家具的蜡具有很高的抗水性和耐磨性。
3. 3. The acetin in this medicine can help relieve pain and inflammation.
   这种药物中的乙酰基可以帮助缓解疼痛和炎症。