1 SUFFIX (用于构成不可数名词)表示“…主义”，“…学说”，“…信仰”，“…运动” -ism is used to form uncount nouns that refer to political or religious movements and beliefs. (用于构成不可数名词)表示“…主义”，“…学说”，“…信仰”，“…运动”
2 SUFFIX (用于构成不可数名词)表示“…行为”,“…态度” -ism is used to form uncount nouns that refer to attitudes and behaviour. (用于构成不可数名词)表示“…行为”,“…态度”
3 SUFFIX (用于构成不可数名词）表示“对（特定群体)的歧视”，“对…的敌意” -ism is used to form uncount nouns that refer to unfair or hostile treatment of a particular group of people. (用于构成不可数名词）表示“对（特定群体)的歧视”，“对…的敌意”
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...discrimination based on racism, sexism and disability.
基于种族主义、性别主义和对残疾人的歧视
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Many women feel ageism is obstructing their career ambitions.
许多女性感到年龄歧视问题正阻碍着她们职业抱负的实现。