optimal amount

• 用量

optimal amount的用法和样例：

例句

1. The amount was not balanceable among 20 hospitals.
   医院之间的用量非常不平衡，抗排异药的消耗量集中在器官移植的重点医院。
2. There is a lot of concern over the amount of herbicides and pesticides used in farming.
   人们对农业上灭草剂和杀虫剂的用量非常担忧。