Jonathan Bishop, a researcher in Wales specializing in online communities, is more skeptical.
出自-2010年6月阅读原文
柯林斯高阶英汉双解学习词典释义
VERB
专门从事;专门经营;专门研究;专攻
If you specialize in a thing, you know a lot about it and concentrate a great deal of your time and energy on it, especially in your work or when you are studying or training. You also use specialize to talk about a restaurant which concentrates on a particular type of food.