郵票研究 的释义 | Babel Free
joʊ̯³⁵ pʰi̯ɑʊ̯⁵¹ jɛn³⁵ t͡ɕi̯oʊ̯⁵⁵CEFR 等级
B1
中级
该词属于CEFR B1词汇——中级水平。
该词属于CEFR B1词汇——中级水平。
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