trunk port

基本解释

The road is altogether 18 km long and serves as a major trunk linking Ghana's capital with its central region and the landlocked neighbors of Ghana with its Tema port.
该段公路总长18公里，是连接加纳首都与中部地区以及加纳内陆邻国与加纳特马海港的重要交通干线。
www.fmprc.gov.cn
At the end of 2008, the first 50,000-ton container berth of Gaolan Port was put to trial. It symbolized the key step forward in transition from a feeder port to a trunk line port.
2008年底，高栏港第一个5万吨级集装箱泊位试航，标志着高栏港由喂给港向干线港转变迈出了关键一步。
Implement basic switch security (including: port security, trunk access, management vlan other than vlan1, etc.)
实施基本的交换机安全策略（包括：端口安全、聚合访问、除VLAN1之外的其他VLAN的管理等等）
blog.sina.com.cn