callous
adjective uk/ˈkæl.əs/ us/ˈkæl.əs/
冷酷无情的;无同情心的，麻木不仁的
unkind, cruel, and without sympathy or feeling for other people
It might sound callous, but I don't care if he's homeless. He's not living with me! 这也许听起来很无情，可我并不在乎他是否无家可归。他又不和我住在一起！
Synonyms: barbaricbarbarous brutalcruelhard (SEVERE)harsh (UNKIND)inhumansadisticsavage tyrannousvicious