2. There are four distinct learning relationships: the
lagger, pursuer, potential one, and pioneer.

学习关系可以分成四个不同的类型:落后者、追赶者、潜力者与先驱者。
3. S. and into the rest of Asia. And even Europe, which has been the
lagger, the recent indications are somewhat encouraging.

另外,即使一度落后的欧洲,其最近的经济增长迹象也相当令人鼓舞。