mean lowest discharge

例句：

1. 1. He is known for his mean business practices.
   他以吝啬的商业行为而闻名。
2. 2. She was a mean person to her friends.
   她对朋友很吝啬。
3. 3. The old man was always mean to the children.
   那个老人总是对孩子们很吝啬。