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example:The dirt will brush off easily：这个污点很容易刷掉

2.brush off:to disappear or come off with brushing解释:拂去;刷去 | example:The dirt will brush off easily.这个污点很容易刷掉. | example:I must brush up my French.我必须重新温习法文.

brush up：擦亮刷新

brush trace 刷痕 | brush up 擦亮刷新 | brush weir 篱笆渔栅

brush up：改进;提高

7. brush brush aside 忽视,置之不理 | brush up 改进,提高 | 8. blow blow off (非正式) 泄气;生气

brush up on：温习

bring out 显出,发表,说明 | brush up on 温习 | call for 要求

brush up on：重温,再练(荒疏的学业、技术)

brown paper 牛皮纸 | brush up on 重温,再练(荒疏的学业、技术) | bulletin board 广告栏,布告栏

brush up on：复习

bookworm 书虫 | brush up on 复习 | bug someone 让某人心烦

brush up on：温习,复习

226 no sooner...than 一...就... | 227 brush up on 温习,复习 | 228 knock oneself out 把自己弄得精疲力竭, 尽最大努力

brush up against：面临

Fruit bat大蝙蝠 | Brush up against面临 | Go way back关系好

brush up v.phr：温习(语言)

asset n,资产,优点,长处 | brush up v.phr. 温习(语言) | volunteer n志愿者

affair brush up：事

ji 持 to have, to hold, to own temple-handed 61 | ji 事 thing, happening, affair brush up, ready for anything 65 | ji 自 -self also picture of nose 73

longitudinal induced voltage：纵向感应电压

longitudinal impedance 纵向阻抗 | longitudinal induced voltage 纵向感应电压 | longitudinal magnetic field 纵向磁场

refrigerant circuit：冷凍迴路

冷冻剂 refrigerant | 冷冻回路 refrigerant circuit0 | 冷冻活性碳床 refrigerated charcoal bed