1. 不感兴趣的;不关心的;冷淡的
    If you accuse someone of being indifferent to something, you mean that they have a complete lack of interest in it.

indifferent什么意思

    e.g. People have become indifferent to the suffering of others.
           人们对别人的痛苦已经变得无动于衷。
    e.g. ...the row over the police's indifferent attitude to the killings.
           严厉谴责警方对杀戮无动于衷的态度

2. (水平或质量)一般的,平庸的，差的
    If you describe something or someone as indifferent, you mean that their standard or quality is not very good, and often quite bad.

indifferent是什么意思

    e.g. She had starred in several very indifferent movies...
           她主演过几部表现非常一般的电影。
    e.g. Much of the food we eat is of very poor or indifferent quality.
           我们吃的许多食物质量要么很差,要么很一般。