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退化的,发育不完全的器官退化或发育不全的,尤指其他相关个体或种属;
Vestigial or imperfectly developed, especially in comparison with other individuals or related species;
youdao
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退化的,发育不完全的器官退化或发育不全的,尤指其他相关个体或种属;
Vestigial or imperfectly developed, especially in comparison with other individuals or related species;
youdao