| backbone | |
| 级别 | 第9级 |
| 音标 | [ ˈbækbəʊn ] |
| 解释 | n.脊骨，脊柱，骨干；刚毅，骨气 |
| 英英释义 | the line of bones down the centre of the back that provides support for the body ; the spine |
| 发音 |  |
| 例句 |
1. The Chinese people have backbone. 中国人民有骨气。 2. The backbone is an articulate structure. 脊椎骨是一种关节相连的结构。 |
