考研 / CET6 / CET4 /
根，根源; 原因，本质; 祖先; [乐]和弦基音
使生根; 使固定; 根源在于; 欢呼，喝彩
鲁特（姓氏； Elihu, 1845-1937，美国法学家、政治家，曾获1912年诺贝尔和平奖）
relaxation oscillator optically tuned 光调谐张弛振荡器
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Her ankle caught on a root, and she almost lost her balance.
It shouldn't take too long to root him out.
The forces of National Socialism were transforming Germany root and branch.
GMT In The Balance The root of all good?
Which is the root of this whole awful mess.
Peel the onions but leave the root end intact.
You have to dig down deeply to fork up the roots.
Cover the roots of the plant with earth.
The root grows down.
N-COUNT 根;根茎 The roots of a plant are the parts of it that grow under the ground.
...the twisted roots of an apple tree.
V-ERG (使)生根成长 If you root a plant or cutting or if it roots, roots form on the bottom of its stem and it starts to grow.
V V n
Most plants will root in about six to eight weeks...
Root the cuttings in a heated propagator.
ADJ (蔬菜、作物等)块根的，根茎可食用的 Root vegetables or root crops are grown for their roots which are large and can be eaten.
...root crops such as carrots and potatoes.
N-COUNT (头发或牙齿的)根，根部 The root of a hair or tooth is the part of it that is underneath the skin.
...decay around the roots of teeth.
...wax strips which remove hairs cleanly from the root.
N-PLURAL 根脉;祖籍;血统;根基 You can refer to the place or culture that a person or their family comes from as their roots .
usu poss N
I am proud of my Brazilian roots...
It's 21 years since she first moved to Britain from the Lebanon, but she hasn't forgotten her roots.
N-UNCOUNT 根音乐（受传统文化强烈影响的流行音乐，尤指雷盖音乐) Roots is used to refer to pop music, especially reggae, that is strongly influenced by the traditional music of the culture that it originally came from.
oft N n
...superb roots reggae by the likes of Little Roy and Wailing Souls.
N-COUNT (问题、困境等的)根源，起因，祸根 You can refer to the cause of a problem or of an unpleasant situation as the root of it or the roots of it.
We got to the root of the problem...
This lack of recognition was at the root of the dispute...
His sense of guilt had its roots in his childhood loss of his younger sister...
They were treating symptoms and not the root cause.
N-COUNT 词根 The root of a word is the part that contains its meaning and to which other parts can be added.
The word 'secretary' comes from the same Latin root as the word 'secret'.
VERB 翻找;搜寻 If you root through or in something, you search for something by moving other things around.
She rooted through the bag, found what she wanted, and headed toward the door...
Dogs root in the debris at the roadside.
PHRASE 完全地;彻底地 If something has been completely changed or destroyed, you can say that it has been changed or destroyed root and branch .
PHR after v WRITTEN 笔语
The forces of National Socialism were transforming Germany root and branch...
Some prison practices are in need of root and branch reform.
PHRASE 扎根;定居;安家 If someone puts down roots, they make a place their home, for example by taking part in activities there or by making a lot of friends there.
When they got to Montana, they put down roots and built a life.
PHRASE (想法、信念或风俗)深入人心，根深蒂固 If an idea, belief, or custom takes root, it becomes established among a group of people.
Time would be needed for democracy to take root...
Without a sensible sex education all kinds of strange and fantastic ideas will take root.
The roots of this plant go deep.
Five is the square root of 25.
根源, 根基, 根本, 基础
Money is the root of all evil.
Unhappiness is the root cause of his illness.
祖籍, 原籍, 老家，根（指与出生地或原籍相关联的情感或联系）
He has no real roots in this area.
vt. & vi.
Do roses root easily?
Root this bundle of peonies in the garden.
Fear rooted her to the spot.
Her affection for him is deeply rooted.
Our movement is rooted in the hearts of the people.
连根拔起(常与up， out 连用)
They rooted up all the trees in their garden.
铲除;根除(常与up, out, away连用)
The trees have rooted in the rich soil.
Our difficulties rooted mainly in lack of money.
Pigs often root about in the mud for their food.
He rooted about in all his drawers and found the lost ball-pen at last.
She heard her classmates rooting for her.
There is nothing to be afraid of. We are all rooting for you.
1. (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
2. (linguistics) the form of a word after all affixes are removed;
- " "thematic vowels are part of the stem" "
3. the place where something begins, where it springs into being;
- " "the Italian beginning of the Renaissance" "
- " "Jupiter was the origin of the radiation" "
- " "Pittsburgh is the source of the Ohio River" "
- " "communism's Russian root" "
4. a number that when multiplied by itself some number of times equals a given number
5. the set of values that give a true statement when substituted into an equation
6. someone from whom you are descended (but usually more remote than a grandparent)
7. a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes
8. the part of a tooth that is embedded in the jaw and serves as support
1. take root and begin to grow;
- " "this plant roots quickly" "
2. come into existence, originate;
- " "The problem roots in her depression" "
3. plant by the roots
4. dig with the snout;
- " "the pig was rooting for truffles" "
5. take sides with; align oneself with; show strong sympathy for;
- " "We all rooted for the home team" "
- " "I'm pulling for the underdog" "
- " "Are you siding with the defender of the title?" "
6. become settled or established and stable in one's residence or life style;
- " "He finally settled down" "
7. cause to take roots
- 1.方均根误差, root-mean-square error
- 2.方均根速率, root-mean-square speed
- 1.方均根值, root-mean-square value, RMS value
- 2.根轨迹图法, root-locus plot method
- 1.根, 维管植物的营养器官之一。由胚根发育而来的植株体轴地下部分。
basically; fundamentally 实际上，根本上，本质上
it is a moral question at root.
put down roots
(of a plant) begin to draw nourishment from the soil through its roots （植物）扎根
strike at the root (或 roots) of
affect in a vital area with potentially destructive results 摧毁…的基础，根绝
the proposals struck at the roots of community life.
(of a plant) begin to grow and draw nourishment from the soil through its roots （植物）生根，开始生长
root something out
(亦作 root something up)dig or pull up a plant by the roots 连根挖，连根拔
(informal)support or hope for the success of (a person or group entering a contest or undertaking a challenge) (非正式)支持，赞助，声援（个人或团体参加比赛或接受挑战）
the whole of this club is rooting for him.
root someone on
(N. Amer. informal)cheer or spur someone on (北美，非正式)为…欢呼，喝彩；为…鼓气
his mother rooted him on enthusiastically from ringside.
root and branch
Utterly; completely 完全地；彻底地
The organization has been transformed root and branch by its new leaders.
late Old English rōt, from Old Norse rót; related to Latin radix, also to wort
Old English wrōtan, of Germanic origin; related to Old English wrōt 'snout', German Rüssel 'snout', and perhaps ultimately to Latin rodere 'gnaw'