bone marrow

noun
🔊/ˈbəʊn mærəʊ/
🔊/ˈbəʊn mærəʊ/
(also marrow)
[uncountable]
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  1. a soft substance that fills the hollow parts of bones骨髓
    • a bone marrow transplant骨髓移植
    Topics Bodyc2
    Oxford Collocations DictionaryBone marrow is used before these nouns:
    • donor
    • transplant
    See full entry