specialise

动词 specialise:

1. devote oneself to a special area of work
   同义词：specialize
2. be specific about
   同义词：specify, particularize, particularise, specialize
3. suit to a special purpose
   同义词：specialize
4. become more special
   同义词：specialize, narrow, narrow down
5. evolve so as to lead to a new species or develop in a way most suited to the environment
   同义词：speciate, differentiate, specialize

1. He specializes in oriental history.
   他专门研究东方史。
2. This shop specializes in chocolates.
   这个商店专门出售巧克力。