| 单词 | root |
| 释义 | root n 1 [C] part of a plant that keeps it firmly in the soil and absorbs water and food from the soil （植物的）根（部） a plant with very long roots 根部很长的植物 pull a plant up by the roots 把一植物连根拔起. 2 roots [pl] family ties, feelings, etc that attach a person emotionally and culturally to the society or community where he grew up and/or lives or where his ancestors lived （家族的）根 Many Americans have roots in Europe. 许多美国人祖籍在欧洲. She has no real roots in this area. 她原籍不在这儿. 3 [C] part of a hair, tooth, nail or tongue that attaches it to the rest of the body （毛发、 牙齿、 指甲或舌头的）根部 pull hair out by (ie complete with) the roots 把头发连根拔掉. 4 [C esp sing 尤作单数] (fig 比喻) source or basis 根源; 根基; 根本; 基础 The root of the problem is lack of trust. 产生这问题的根源在於缺乏信任. Money is often said to be the root of all evil. 金钱常常说成是万恶之源. 5 [C] (also base form) (grammar) form of a word on which its other forms are said to be based 词根 `Walk´ is the root of `walks´, `walked´, `walking´ and `walker´. walk是 walks、 walked、 walking、 walker 的词根. 6 [C] (mathematics 数) quantity which, when multiplied by itself a certain number of times, produces another quantity 方根; 根 4 is the square root of 16 (4 x 4 = 16), the cube root of 64 (4 x 4 x 4 = 64) and the fourth root of 256 (4 x 4 x 4 x 4 = 256). 4是16的平方根、 是64的立方根、 是256的四次方根. =>App 4 见附录4. 7 (idm习语) get at/get to/strike at the `root(s) of sth discover the source of sth (usu problematic or unpleasant) and tackle it there 找到某事物（通常指棘手的或讨厌的事物）的根源并加以解决. pull up one´s roots => pull2. put down (new) `roots establish oneself in a place to which one has moved 在新的地方立足. ,root and `branch thorough(ly); complete(ly) 彻底（的）; 完全（的） destroy an organization root and branch 彻底摧毁一个组织 [attrib 作定语] root-and-branch reforms 全面的改革. the root cause (of sth) the fundamental cause 根本原因 He argues that one of the root causes of crime is poverty. 他认为犯罪的一个根本原因是贫穷. take/strike root (a) (of a plant) send down a root or roots （指植物）生根, 扎根. (b) (fig 比喻) become established 建立; 确立 a country where democracy has never really taken root 从未真正建立起民主制度的国家. root v 1 (a) [I, Ipr] (of a plant) send down roots and begin to grow （指植物）生根成长 This type of plant roots easily. 这种植物容易生根成长. (b) [Tn, Tn.pr] plant (sth) 种植（某物） Root the cuttings in peat. 把插枝扦插泥炭中. 2 [Tn.pr esp passive 尤用於被动语态] cause (sb) to stand fixed and unmoving 使（某人）站立不动 be/stand rooted to the spot/ground 站在那里不动 Fear rooted him to the spot. 他吓得呆若木鸡.3 [usu passive 通常用於被动语态 Tn, Tn.pr] establish (sth) deeply and firmly 使（某事物）深深扎根; 牢固地树立（某事物） a story firmly rooted in reality 深深扎根於现实中的小说 Her affection for him is deeply rooted. 她对他矢志不渝. He has a rooted objection to cold baths. 他一向反对冷水浴. 4 (phr v) root sth out destroy sthcompletely 根除某事物 determined to root out corruption决心根除腐败现象. root sth up dig or pull up (a plant, etc) with the roots 将（植物等）连根挖出或拔起. root v (phr v) root about/around (for sth) (a) (of pigs) turn up the ground with the snout in search of food （指猪）用鼻拱土觅食 rooting for acorns 用鼻拱土寻觅橡实. (b) (of people) turn things over when searching, esp in an untidy way （指人）翻寻, （尤指）乱翻 What are you doing rooting around in my desk? 你在我的书桌里乱翻什麽呀? root for sb/sth (no passive 不用於被动语态) (infml 口) cheer for sb/sth; support sb/sth wholeheartedly 给某人[某事物]打气; 全力支持某人[某事物] We´re rooting for the college baseball team. 我们在给学院的棒球队加油. We´re all rooting for you good luck with your job interview! 我们全都支持你--祝你求职面试成功! root sth out (infml 口) find sth after hard searching 终於找到某物 I managed to root out a copy of the document. 我好不容易才找到了文件的副本. |
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