bone marrow
noun /ˈbəʊn mærəʊ/
  /ˈbəʊn mærəʊ/
 (also marrow)
 [uncountable]- a soft substance that fills the hollow parts of bones
- a bone marrow transplant
 
Oxford Collocations DictionaryBone marrow is used before these nouns:- donor
 - transplant
 
 
| 单词 | bone marrow | 
| 释义 | bone marrownoun /ˈbəʊn mærəʊ/   /ˈbəʊn mærəʊ/  (also marrow)  [uncountable]
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