"selfish" in Chinese (Simplified)
Definition
主要只考虑自己和自己的需要，没有充分顾及别人以及自己的行为对别人的影响。
Usage Notes (Chinese (Simplified))
这个词通常带有明显的负面评价，常用来形容行为、决定或态度，如 'a selfish person'、'selfish behavior'、'It was selfish of him'。在很多语境里，它比 'self-centered' 语气更重，也更带道德批评。'selfish with' 表示不愿分享某物，如时间或金钱。
Examples
It is selfish to eat all the cake and leave none for others.
把蛋糕全吃了，一点也不给别人留，真是**自私的**。
He made a selfish choice and kept the money for himself.
他做了一个**自私的**决定，把钱留给了自己。
Don't be selfish—let your sister play too.
别这么**自私**，让你妹妹也玩吧。
I know you're tired, but it feels selfish to cancel at the last minute when everyone is already on their way.
我知道你累了，但大家都已经在路上了，这时候临时取消会让人觉得很**自私**。
She isn't usually selfish with her time, so I knew something was wrong when she said no.
她平时并不对自己的时间这么**自私**，所以她拒绝的时候，我就知道不对劲了。
Was it selfish of me to want one weekend completely to myself?
我想要一个完全只属于自己的周末，这算**自私**吗？