not having or expressing emotions such as love or sympathy; not allowing such emotions to influence what you do 没有（或不流露）感情的；不感情用事的 an unsentimental approach to life 对生活无感情的方法
He told us about his father’s death in a very brisk and unsentimental way. 他以一种轻率而无情的方式向我们介绍了他父亲的去世。