adj. 无情的；无勇气的
1.It is only the gay and innocent and heartless who can fly.
只有快乐、天真、狠心的人才会飞。
2.what good is the moon to a heartless man?
月亮对一个没有心的人来说有什么用？
3.But eventually we are abandoned in a corner of the heartless palace.
但是，最终我们还是会被抛弃在这冰冷无心的宫中一隅。
4.They are heartless. They must be!
他们是冷血的，他们肯定是！
5.It's a statistic often quoted to show how callous and heartless people are.
这一统计数字时常被人引用，以显示人们是多么地麻木无情。
6.So, yes, I think people in fashion are pretty heartless.
所以，对，我觉得时尚界人士是相当的冷血。