GbEng
如果让他谈谈艺术,他就茫然不知了。 If you get him talking on art, he soon gets out of his depth.
放假的消息几分钟内全校就人人皆知了. News of the holiday was all over the school within minutes.
你们无谓将友情保密--其实已尽人皆知了. It's pointless trying to keep your friendship secret it's common knowledge already.