开元

Kāi yuán Tang emperor Xuanzong's 唐玄宗[Tang2 Xuan2 zong1] reign name used during the Kaiyuan era (713-741), a peak of Tang prosperity

电子

diàn zǐ electronic; electron (particle physics)

平台

píng tái platform; terrace; flat-roofed building

介绍

jiè shào to introduce (sb to sb); to give a presentation; to present (sb for a job etc); introduction

ac123·net hqp