X-day出现好的或坏的决定性局面的某一天,DayX人类灭绝研究所《人类灭绝研究所》DayX dvdrip。词性:一、n。一天(24小时),日 We spent three days in London。我们在伦敦待了三天。二、白昼,白天;黎明By day the square is awash with tourists like us, but night something entrancing and romantic happens白天,广场上像我们这样的游客熙熙攘攘,但夜幕降临后,这里便出