| 词汇 | brush up (on) |
| 释义 | brush up (on) 1. review (a skill, knowledge) one has learned in the past 重新学习；复习 * I'll have to brush up my English before I go abroad. 出国前我要温习一下英语。 * He said he had to brush up on his history before the examination. 他说他得在考试前复习历史。 2. make clean or bright with a brush 刷净；擦亮 * Your boots should be brushed up a bit. 你的长统靴该搽搽亮。 |
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