平凡

common; ordinary; regular; uneventful; workaday; featureless; characterless; mundane; unremarkable; undistinguished; mediocrity; commonness; ordinariness

世界

world; globe; earth; universe; creation; worldwide; internationally; geo-

介绍

introduce; present; recommend; brief; profile; unveil; introduction; presentation; referral; recommendation; intro; orientation; introductory; presentational