| 单词 | 骨髓移植 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔bone marrow〕There are 2,000 children worldwide who need a bone marrow transplant.全世界有2,000名儿童需要骨髓移植。柯林斯高阶〔primarily〕Bone marrow transplants are a controversial procedure, primarily because of the high costs involved.骨髓移植是一项具有争议的手术，主要是因为其价格昂贵。麦克米伦高阶〔transplantation〕Bone marrow transplantation began 20 years ago.骨髓移植开始于 20 年前。柯林斯高阶The charity has so far raised $2.5 million to finance bone marrow transplants for children.慈善团体已筹得二百五十万美元，用于儿童的骨髓移植。剑桥国际 |
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