| 词组 | concentrate |
| 释义 | 常用以下句型: I couldn't concentrate. ( 作不及物动词用) I couldn't concentrate my mind. ( concentrate one's mind) I couldn't concentrate on my read- ing. ( concentrate on sth) I couldn't concentrate my attention on my reading. ( concentrate one's attention on sth) |
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英语用法大全包含3679条英语用法指南，基本涵盖了全部常用英文词汇及语法点的翻译及用法，是英语学习的有利工具。