According to the National Immigration Administration, China recorded 14.37 million cross-border trips during the Spring Festival holiday season, a 6.3 percent increase from a year earlier. About 1 ...

In ancient times, academies served as spiritual homes for scholars. In the past decade or so, amid the revival of traditional ...

USB（Universal Serial BUS）通用串行总线，是一个外部总线标准，用于规范电脑与外部设备的连接和通讯。是应用在 PC 领域的接口技术。USB 接口支持设备的即插即用和热插拔功能。USB 是在 1994 年底由英特尔、康柏、IBM、Microsoft 等多家公司联合提出的。 USB 发展到 ...