adding/æd/动词加,相法She's added a Picasso to her collection.她的收藏中增添了一件毕加索的画作。/ˌeɪ.diːˈdiː/名词(尤指儿童的)注意力缺乏症(Attention Deficit Disorder的缩写)She said her child's teacher thought he might have ADD.她说她孩子的老师觉得他可能有注意力缺陷多动障碍(ADD)。想跟读,去练习