Word · CEFR A2 · Frequency #1992
root
根；根部
核心释义
The usually underground part of a plant that anchors it, absorbs water and nutrients, and may store food.
- 1.
植物通常位于地下的部分,固定并支撑植物体,吸收和储存水分及养分,有些植物还能进行无性繁殖。
The part of a plant, generally underground, that anchors and supports the plant body, absorbs and stores water and nutrients, and in some plants is able to perform vegetative reproduction.
- 2.
翻找或搜寻的行为。
An act of rummaging or searching.
- 3.
(植物学)通常位于地下的器官,缺乏芽、叶或节点；吸收水分和矿物盐；通常将植物固定在土壤中
(botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
- 4.
根菜类蔬菜。
A root vegetable.
- 5.
某物开始的地方,或其产生的起点
the place where something begins, where it springs into being
- 6.
牙齿伸入骨骼固定牙齿的部分。
The part of a tooth extending into the bone holding the tooth in place.
- 7.
(语言学)去掉所有词缀后的词形
(linguistics) the form of a word after all affixes are removed
- 8.
皮肤下固定毛发的部分。
The part of a hair under the skin that holds the hair in place.
- 9.
靠近皮肤未经染色、烫卷或其它处理的毛发部分。
The part of a hair near the skin that has not been dyed, permed, or otherwise treated.
- 10.
主要来源；起源。
The primary source; origin.
- 11.
机翼紧邻机身的部分。
The section of a wing immediately adjacent to the fuselage.
- 12.
螺纹物体的螺纹底部。
The bottom of the thread of a threaded object.
- 13.
一个数或表达式的根,即乘方到指定次方后得到给定数或表达式的数。
Of a number or expression, a number which, when raised to a specified power, yields the specified number or expression.
- 14.
平方根(未指定次方时即指平方根；“the root of”常缩写为“root”)。
A square root (understood if no power is specified; in which case, "the root of" is often abbreviated to "root").
- 15.
方程的根。
A zero (of an equation).
- 16.
树中无父节点的唯一节点。
The single node of a tree that has no parent.
- 17.
词汇的基本单位,承载主要语义,不可再分,词干常源于词根。
The primary lexical unit of a word, which carries the most significant aspects of semantic content and cannot be reduced into smaller constituents. Inflectional stems often derive from roots.
- 18.
派生其他词的词。
A word from which another word or words are derived.
- 19.
和弦的基音,由泛音构成。
The fundamental tone of any chord; the tone from whose harmonics, or overtones, a chord is composed.
- 20.
最低的位置或部分。
The lowest place, position, or part.
- 21.
UNIX中拥有完全系统访问权限的第一个用户账户,位于目录结构根目录；系统管理员。
In UNIX terminology, the first user account with complete access to the operating system and its configuration, found at the root of the directory structure; the person who manages accounts on a UNIX system.
- 22.
目录结构中的最高目录,可包含文件和子目录。
The highest directory of a directory structure which may contain both files and subdirectories.
根源；起源；根菜；根用蔬菜；牙根；毛根；发根
用法In use
The tree's roots spread wide under the ground.
用法提示：root 为名词，指植物的根部，句中用复数形式 roots。
Be careful not to damage the roots when you move the plant.
用法提示：roots 是 root 的复数形式，作名词，指植物的根。
Some vegetables, like carrots, are actually the root of the plant.
用法提示：root 为名词，此处指作为蔬菜食用的植物根部。
communism's Russian root
the root of sth
用于指出某事的根本原因或起源。
The root of the problem is lack of communication.
问题的根源在于缺乏沟通。
take root
表示观念、习惯等开始建立并发展。
相关词与表达Connections
搭配Collocations
- square root
- 平方根
- The square root of 16 is 4.16的平方根是4。
- root cause
- 根本原因
- We need to find the root cause of the problem.我们需要找到问题的根本原因。
- take root
- 扎根；生根
- The plant took root in the rich soil.这株植物在肥沃的土壤中扎下了根。
- root of the problem
- 问题的根源
- Lack of trust is the root of the problem.缺乏信任是问题的根源。
- root vegetable
- 根茎类蔬菜
学习提示Learner notes
记忆技巧Memory Tip
联想'入土'，想象根扎入土中
语境与语域Context & Register
义项：植物的根。语域：中性。常见语境：植物学、园艺、日常对话。注意：通常指植物的地下器官，也可用于比喻义，与其他义项（如祖先、起源）区别明显。
发音与拼写Pronunciation & Spelling
All listed words (boot, loot, shoot, toot, coot, moot) genuinely rhyme with 'root' (stressed vowel /uː/ and final /t/). Watch out for 'foot' and 'soot', which have the vowel /ʊ/ and do not rhyme.
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
用法优先级Usage priority
Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
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Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY, WORDNET.