知识扩展
相关变形拓展
复数:racks→三单:racks;过去式:racked;过去分词:racked;现在分词:racking
易混词辨析
racket、shelf、rack
1. rack:名词 “架子;支架;拷问台”/ 动词 “折磨;使痛苦;把…… 放在架子上”(搭配 “shoe rack;rack one's brains(绞尽脑汁);rack the dishes”);
2. racket:名词 “球拍;喧闹声;诈骗”,拼写近义差异(“tennis racket”(网球拍) vs “tennis rack”(错误,无此表达);“make a racket”(喧闹) vs “rack the room”(错误));
3. shelf:名词 “架子;搁板(多指 “固定在墙上的窄架”)”,近义差异(“bookshelf”(书架) vs “dish rack”(碗架,可移动));
4. 高频错拼 “rack” 漏 “k”(误写 “rac”);
5. 搭配误区:“rack one's brains”(正确,“绞尽脑汁”),易误写 “racket one's brains”(错误)。
短语动词
短语动词 习语 rack up (企业)大量实现(利润、销售),惨遭(亏损);(选手或运动队)频频获得(胜利) 查看更多 以下资源来自牛津词典 rack up sth (especially NAmE) 累积;聚集(某物);累计(得分) to collect sth, such as profits or losses in a business, or points in a competition The company racked up $200 million in losses in two years. 公司两年内损失累计达2亿元。 In ten years of boxing he racked up a record 176 wins. 在十年的拳击生涯中,他创纪录地累计获胜176次。 收起 n. go to rack and ruin 变得一团糟 to get into a bad condition They let the house go to rack and ruin. 这房子越来越破旧,他们也不管。 off the rack = off the peg at peg n. on the rack 倍感压力;焦虑万分;痛苦不堪 feeling extreme pressure, anxiety or pain v. rack your brain(s) 绞尽脑汁;冥思苦想 to think very hard or for a long time about sth She racked her brains, trying to remember exactly what she had said. 她绞尽脑汁,想要回忆起她到底说过些什么话。