Abstract The characteristic services work under the network environment is a focal point of research in public library circles. 網(wǎng)絡(luò )環(huán)境下公共圖書(shū)館特色服務(wù)工作，是目前公共圖書(shū)館界研究熱點(diǎn)之一。
Yiyo is a service system especially designed for roamming users, including phone number booking and other special services, such as weather forcast and language translation. 易游系統是一個(gè)專(zhuān)門(mén)為漫游用戶(hù)設計的服務(wù)系統，包括訂閱號碼和其他特色服務(wù)如天氣預報，語(yǔ)言翻譯等。
