Ifyouhaven’theardoftheexpression,youmusthavebeenlivingu...
問題詳情：Ifyouhaven’theardoftheexpression,youmusthavebeenlivingunderarockforthepastyear，because“theworldisbig,andIoweitavisit”wasallovertheInternetlastyear.Thisexpressionwaschosenasoneof2015’s“popu...