| 单词 | concentrate mainly on |
| 释义 | concentrate mainly on The programmes concentrate mainly on practical work, but also include theory. Retrieved from Wikipedia CC BY-SA 3.0 They concentrate mainly on cultivation and cattle breeding, as it pertains to dairy farming. Retrieved from Wikipedia CC BY-SA 3.0 The smiths gradually came to concentrate mainly on making sheet metal or plate. Retrieved from Wikipedia CC BY-SA 3.0 Current government policies concentrate mainly on the improvement of energy efficiency, in both residential and industrial sectors, as well as increasing renewable energy. Retrieved from Wikipedia CC BY-SA 3.0 As a college student, he concentrated mainly on the sociological end of issues. Christianity Today |
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英语词典包含147115条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。