preclude
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Paraphrase
分析词义
"Preclude" 是一个动词，表示阻止、预防、使不可能发生。通常使用于形式语境，比如法律和公务文书。
列举例句
He took extra precautions to preclude the possibility of an error.他采取了额外的预防措施以防止出错的可能性。
Financial problems often preclude students from attending college.经济问题常常使学生无法上大学。
His disability precludes him from leading a normal life.他的残疾使他无法过正常的生活。
词根分析
"Preclude" 来自拉丁语词根"cludeline"，意思是"关闭"。"Pre-"是前缀，表示"在......之前"。
词缀分析
"Pre-"是前缀，表示"在...之前"；"clude"是词根，表示"关闭"；单词的结尾"-e"是动词后缀。
发展历史和文化背景
"Preclude" 来自中古拉丁语 "praecludere"，字面意思是"领先关闭"，随着时间的推移，它的含义发展为"阻止，预防"。
单词变形
过去式：precluded进行式：precluding过去分词：precluded
记忆辅助
将"Preclude"拆分为 "Pre-" （在...之前）和 "clude" （关闭），联想它的意思是在事情发生之前，就将可能性关闭，即阻止。
小故事
"Once upon a time, a wise king precluded the outbreak of war by maintaining a strong army.""很久以前，明智的国王通过维持强大的军队来阻止战争爆发。"
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