| 单词 | 白费劲 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔PRAISE〕The book is a vain attempt to glorify the name of one of the worst dictators in modern history. 该书试图美化现代史上一名最残暴的独裁者，结果是白费劲。朗文写作活用〔ace〕I was up all night studying, but it was worth it - I aced my chemistry final.我熬了个通宵学习，倒是没有白费劲，化学期终考试我考得很好。剑桥高阶〔dismal〕Their recent attempt to increase sales has been a dismal failure.他们最近努力提高销售量，全是白费劲。牛津高阶〔save〕Save your breath; you can't dissuade them.别白费劲儿了；你劝阻不了他们的美国传统We were fighting a losing battle trying to get him to keep his bedroom tidy.我们让他把卧室保持整洁的努力是白费劲。剑桥国际 |
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