avoidancen.逃避；回避；避免avoidance learning回避学习avoidance of doubt[法] 避免引起怀疑, 免除怀疑avoidance gradient离避梯度avoidance training回避训练avoidance behavior回避行动,回避行为avoidance reaction回避反应avoidance approach方法avoidance obstacle避障avoidance behaviour回避行为avoidance of office[法] 职位的空缺