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单词 leptotene
释义 leptotene/ˈleptə(ʊ)ti:n/n. Biol. the first stage of the prophase of meiosis in which each chromosome is apparent as two fine chromatids 【生】(染色体分裂的)细线期(明显可见裂变成两个染色单体) [LEPTO- + Greek tainia ‘band’]
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