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n.脊骨，脊柱；支柱；骨气，毅力；书脊；（生化）聚合分子主链；（计算机）主干网
1、backbones───n.脊骨，脊柱；支柱；骨气，毅力；书脊；（生化）聚合分子主链；（计算机）主干网
2、backburned───n.反切口；迎面火
3、backline───（尤指球场的）底线；（尤指球场的）端线；后列队员；后台扬声器
4、backbite───vi.背后中伤；vt.背后诽谤；n.背后诽谤
5、backbond───n.限制财产处理权证书；反向键
6、backhoe───n.反向铲；挖沟机
7、backbend───n.卖艺人身体向后仰作弓状的姿势
8、backbonds───n.限制财产处理权证书；反向键
9、backband───n.背圈；（绕过马脖子架起车辕的）背链，背带（等于back-chain）
1、You might be taking drastic measures and you've got to have the backbone to do that.───你可能在采取极端措施，而且你得有骨气做它。
2、That's not to say that bigger jets aren't important to the bottom line, they just aren't the backbone of the industry.───这并不是说大型机型对航空公司的业绩不重要，只是它们难以成为这个行业的生力军。
3、With the rugged Owen Stanley Mountains supplying an almost impassable backbone, the body of New Guinea was one vast jungle.───新几内亚岛上覆盖着DaPian的丛林，难以逾越的欧文.斯坦利山脉蜿蜒崎岖在岛上。
4、The HK government needs to grow a backbone and face up to its own pollution problems and stop caving in to money.───香港政府必须挺直他们的脊梁骨，正视他们的环境问题，并且停止向金钱屈服。
5、Primary care should be the backbone of any health care system.───基层医疗应该是任何卫生医疗XiTong的支柱。
6、The sheer size of the Internet makes it a candidate for the backbone of the Information Superhighway.───因特网规模的快速增长使得其可以作为信息高速公路骨干网的侯选对象。
7、But she still might have osteoporosis in her backbone or hips.───但是，她仍有可能在背部或是臀部得骨质疏松症。
8、They ain't got any backbone.───她们没有骨气。
9、Which layer of the hierarchical network design model is often referred to as the backbone?───骨干网络通常指的是分级网络设计模型的哪一层？
1、More and more people are deciding that political power must be the backbone of every new advance.