abbr. 高级数据显示系统（Advanced Data Display System）；美国陆军数据分发系统；应用数字数据系统（Applied Digital Data System）
n a condition (mostly in boys) characterized by behavioral and learning disorders
v make an addition (to); join or combine or unite with others; increase the quality, quantity, size or scope of
v state or say further
v bestow a quality on
v make an addition by combining numbers
v determine the sum of
v constitute an addition
- 原型: add
英汉双解字典由 ECDICT 提供