网

wǎng net; network

堵

dǔ to stop up; (to feel) stifled or suffocated; wall; classifier for walls

正规

zhèng guī regular; according to standards

平台

píng tái platform; terrace; flat-roofed building

网址

wǎng zhǐ website; web address; URL

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

网址

wǎng zhǐ website; web address; URL

：bt55net