您要查找的是不是：
- These men are the backbone of the country. 这些人是国家的中坚力量。
- Standing up to bullies takes plenty of backbone. 勇敢地对付暴徒需有大无畏精神。
- The backbone is an articulate structure. 脊椎骨是一种关节相连的结构。
- hydrocarbon backbone 碳氢骨架
- Agriculture used to be the economic backbone of this country. 农业曾是这个国家的经济支柱。
- Have you the backbone to overcome the hard luck? 你有没有勇气战胜厄运?
- He is an Irishman to the backbone. 他是个十足的爱尔兰人。
- After all, we're the backbone of the country. 我们毕竟是国家的栋梁。
- The petroleum hydrocarbon is called hexane. 己烷是一种石油碳氢化合物。
- His sister had the backbone to stand up to him. 他姐姐有勇气和他对着干。
- The hydrocarbon must be an alkene. 这个碳氢化合物必定是烯烃。
- The sweat started out on Winston's backbone. 温斯顿的脊梁上开始渗出冷汗。
- The sweat broke out on his backbone. 背上出了一身冷汗。
- They are the backbone of the factory. 他们是这个厂的顶梁柱。
- Having a backbone or spinal column. 有脊椎的有脊骨或者脊骨结构的
- Any of various hydrocarbon pesticides, such as DDT, that contain chlorine. 有机氯一种含氯的碳氢化合物杀虫农药，如滴滴涕杀虫剂
- It's based on hydrocarbon resin. 以烃类树脂为基料制成的耐热铝粉漆。
- Shanghai Jinsen Hydrocarbon Resins Co., Ltd. 上海金森石油树脂有限公司。
- The Chinese people have backbone. 中国人民有骨气。
- The hydrocarbon radical,C6H13,having valence1. 己基碳氢化合物基，C6H13，原子价为
