文学 传统媒体与新媒体结合 释 portal 门户网站 能够提供全面信息和服务的综合性网站或专业性网站。这类网站一般都具有包罗万象的海量信息内容，同时提供齐全的服务功能。
portal 入口，门架
网络与数据通信 网络应用 释文 portal 门户
- certain
- certain event
- certain factor
- certain means of literary expression
- certain multi-objective evaluation model
- certain phenomenon
- certain return state
- Certain Rules Relating to Damage Caused by Foreign Aircraft to Third Parties on the Surface，1952
- certainty
- certainty equivalence principle
- certainty equivalent
- certainty equivalent coefficient
- certainty factor theory
- certainty principle of priority protection population
- certificate
- certificate authority
- Certificate Authority(CA)
- certificate authority for e-commerce
- certificate chain
- certificate complexity
- certificate for borrowing and duplicating confidential geological data
- certificate for escorted delivery
- certificate for registered permanent residence transfer
- certificate for resident
- certificate for road transportation