早期的墨水是利用灯黑 ( 一种碳的形式 ) 或各种颜色的汁液 、 萃取物和悬浮液制成.Early inks used lampBlack ( a form of carbon ) or coloured juices, extracts, or suspensions animalandsubstances....
他凭直觉认为它具有普遍性,也许他是正确的。He was probably right to intuit that it was universal.阳性孕检结果很快证实了她的直觉。A positive pregnancy test soon confirmed her intuitive feelings.简凭直觉知道她10个月大的儿子情况不对劲。Jane instinctively knew all was not well wit...