早知文理百科

《吊古战场文》: 原文: 浩浩乎!平沙无垠，敻不见人。 河水萦带，群山纠纷。黯兮惨悴，风悲日曛。蓬断草枯，凛若霜晨。鸟飞不下，兽铤亡群。亭长告余曰:“此古...

保安的英文缩写SO； Security Officer保安主任；保安；保安員； 例如Then I had a stint as security officer in Hong kong. He flashed his pass at the se...