n.发红;红色
The redness of the umbilicus diminished gradually after the operation. 肚脐发红的情况在手术后逐渐消失。
Her scar healed,but the redness remained for a long time. 她的疤愈合了,但是红印停留了很长时间。
n.疲倦
preparednessn.准备(尤指充实军备)
sacrednessn.神圣
unpreparednessn.没有准备(没有预期)
self-centerednessadj.以自我为中心的,自私的
assurednessn.确实;确信;自信