v.隐瞒( shroud的过去式和过去分词 )；保密； 双语释义：n.(名词)[C] 裹尸布;寿衣 cloth wrapped round a corpse;winding-sheet[C] 遮蔽物;罩;幕 sth that covers and hides;screenv.(动词)vt. 覆盖，遮蔽，隐藏 cover or hide英英释义： shroudn.a line that suspends the harness from the canopy of a parachute(nautical)