blackboard 英[ˈblækbɔ:d] 美[ˈblækbɔ:rd] n. 黑板; [例句]I turned around and wrote the title on the blackboard我转过身,在黑板上写下了题目。[其他] 复数:blackboards
blackboard 英[ˈblækbɔ:d] 美[ˈblækbɔ:rd] n. 黑板; [例句]I turned around and wrote the title on the blackboard我转过身,在黑板上写下了题目。[其他] 复数:blackboards