mean blood pressure

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. The poor man was so mean that he refused to give a penny to the beggar.
   那个穷人太吝啬了，连一分钱都不肯给乞丐。
3. 3. She is known for her mean and unkind behavior.
   她因吝啬和不友好的行为而闻名。