| 释义 |
〔retainer〕One that retains, as a device, frame, or groove that restrains or guides.护圈，定位器：保持起限制或指引作用的装置、框架或沟槽的设备〔URL〕An Internet address (for example,http://www.hmco.com/trade/ ), usually consisting of the access protocol ( http ), the domain name ( www.hmco.com ), and optionally the path to a file or resource residing on that server ( trade ). 统一资源定位器，通用寻址：因特网地址（如http://www.hmco.com/trade/ ），常包括存取协议（ http ）、域名（ www.hmco.com ）以及服务器（ trade ）上存放的任意文件或资源路径. |