| 单词 | attrition rate |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔attrition〕Fifty volunteers left in the first year, a surprisingly high attrition rate.第一年50名志愿者离开，减员率高得惊人。麦克米伦高阶〔attrition〕The high attrition rates on the degree programs are a cause for concern.学位课程的高辍学率令人担忧。剑桥高阶 |
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