spineKK [ˋspaɪn] /ˈspaɪn/名詞1脊椎、脊柱、背脊She injured her spine in a skiing accident last winter.她去年冬天滑雪意外中傷到脊椎。2書背、書脊The title on the spine had faded after years on the shelf.書背上的書名在架上放了多年後已經褪色。3刺、棘、針刺The cactus is covered with long, sharp spines.這株仙人掌上布滿又長又尖的刺。4骨氣、膽量He never had the spine to stand up to his boss.他從來就沒有膽量跟老闆正面對抗。5主幹、核心、支柱This railway line forms the spine of the city's transport network.這條鐵路構成了全市交通網的主幹。