词条纠错
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R&D
生词本：
添加笔记：
abbr. Research and Development 
究与开发
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autoimmune, autoimmune disease, autoimmunity, autoimmunization, auto-immunization, autoincrement, auto-increment, autoindex, autoindexing, auto-induction,
相似单词
QVOD, qwerty, qy, r, R&B, R&D, R&R, r., R.A.F., R.C.,
译
