Retaliation need not be confined to cyberspace; the one system that is certainly not linked to the public internet is America’s nuclear firing chain.
打击报复无须局限在网络空间里；与公共网络不相连接的那套系统显然是美国的核发射网络链。
2
The small size of polymer extended-chain crystals, which were formerly obtained through a long time under high-pressure confined their application effect.
以往高压合成的聚合物伸直链晶体尺寸较小且合成时间过长，不能满足单晶应用的要求。
3
Traditional Business Process Reengineering confined to individual enterprises in some sectors, not well adapted to the network of enterprise supply chain environment of highly efficient operation.