backbones
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backbones — 名詞
1. the central supporting part of something
1.名詞
釋義
骨幹
the central supporting part of something
例句
Small businesses are the backbone of the economy.
2. a series of vertebrae forming the spine
2.名詞
釋義
脊椎
a series of vertebrae forming the spine
例句
He injured his backbone in the accident.