柯林斯詞典medulla /m??d?l?/ 1. N the innermost part of an organ or structure 髓質(zhì)2. N medulla oblongata的縮寫(xiě)→short for medulla oblongata 返回 medulla劍橋詞典the inner part of a body part or organ (身體部分或器官)髓質(zhì),最內(nèi)部分 返回 medulla