●ˌcast sth ˈdown (literary) if you cast your eyes down, you look down使(眼睛)向下看◆She cast her eyes down modestly while Jack was talking about her. 杰克说到她的时候,她谦恭地垂下目光。OBJ onlyeyes SYNlower sth (less formal) [v + n/pron + adv][v + adv + n]▸ˈdowncast ( ˌcast ˈdownless frequent)