您要查找的是不是：
- provider backbone bridging 运营商骨干网桥接
- provider backbone bridge 提供商骨干网桥
- Provider Backbone Bridge (PBB) 运营商骨干桥接
- Provider Backbone Bridge(PBB) 运营商骨干网桥
- Packet Transport Network (PTN) technology includes the Transport Multi-Protocol Label Switching (T-MPLS) and Provider Backbone Transmission (PBT). 分组传送网(PTN)技术包括传送多协议标签交换(T-MPLS)和运营商骨干传送(PBT)。
- provider backbone bridge-traffic engineering PBB-TE
- Provider Backbone Transport(PBT) 运营商骨干网传送
- 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。
- Agriculture used to be the economic backbone of this country. 农业曾是这个国家的经济支柱。
- The eldest son is the family's only provider. 那长子是唯一挣钱养家的人。
- Have you the backbone to overcome the hard luck? 你有没有勇气战胜厄运?
- The breach between them would be past bridging. 他们之间的背离达到不可挽回的地步。
- He is an Irishman to the backbone. 他是个十足的爱尔兰人。
- Or do you currently hold a bridging visa E? 是否曾经或者正在持有过桥签证?
- After all, we're the backbone of the country. 我们毕竟是国家的栋梁。
- Their work is bridging over that river. 他们的工作是在那河上再架一座桥。
- His sister had the backbone to stand up to him. 他姐姐有勇气和他对着干。
- The sweat started out on Winston's backbone. 温斯顿的脊梁上开始渗出冷汗。
