英语从头学：你有空吗？

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Do you have a minute/moment? 你有空吗？

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免费试听: (每日一词）effusion; (每日一词）desalination; (每日一词）captivity; (每日一词）horoscope; (每日一词）allegory; (每日一词）interference; (每日一词）disapprobation; (每日一词）pusillanimous; (每日一词）suspend; (每日一词）arcane

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