selfish
用法要点
句型搭配
常用于描述人或行为，可作定语或表语，如 'It is selfish to...' 或 'He is selfish.'
介词用法
常与 'of' 连用表示行为主体，如 'It was selfish of him to...'，强调行为的不当性。
语域说明
多用于日常口语和书面语，略带贬义，在正式场合如商务或学术中可替换为更中性的词如 'self-centered'。
基础例句
He was too selfish to share his toys with his little sister.
他太自私了，不愿意和妹妹分享玩具。
It's selfish to always think about your own needs without considering others.
总是只考虑自己的需求而不顾及他人是很自私的。
She felt guilty for being selfish during the group project.
她在小组项目中表现自私，为此感到内疚。
高级例句
In business negotiations, a selfish approach can undermine long-term partnerships and trust.
在商务谈判中，自私的做法可能会损害长期的合作关系和信任。
Psychological studies suggest that selfish behavior often stems from insecurity or fear of scarcity.
心理学研究表明，自私行为通常源于不安全感或对匮乏的恐惧。
The manager criticized the employee for making selfish decisions that prioritized personal gain over team goals.
经理批评该员工做出自私的决定，将个人利益置于团队目标之上。
高频搭配
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常见错误
错误用法前后矛盾，因为 'selfish' 表示自私，与 'helps others' 冲突。应改为否定句或使用其他词如 'generous'。
'selfishly' 表示自私地，与 'gave to charity' 语义不符。应使用 'unselfishly' 或类似副词表示无私。
近义词辨析
self-centered
更强调以自我为中心，可能不一定是恶意，但忽视他人视角；而 'selfish' 更直接指自私自利，常带负面评价。
He is self-centered and often talks only about himself, but he isn't necessarily selfish with resources.
egotistical
侧重于自负或自我膨胀，常与骄傲相关；'selfish' 更侧重于利益上的自私，不顾他人。
Her egotistical attitude made her boast about achievements, while his selfish actions harmed the team's morale.