第1节：词汇记忆必备理论（视频版）

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免费试听: (每日一词）prudent; (每日一词）expropriate; (每日一词）corroborate; (每日一词）supercilious; (每日一词）compaction; (每日一词）connivance; (每日一词）congruent; (每日一词）pillage; (每日一词）recidivism; (每日一词）renege

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