root
英 [ruːt] 美 [rut]
来自 古英语 rot，根
来自 PIE * wrad，根，小枝
来自 Proto-Germanic * wrot，根，草根，植物
词源：同 wort、radish
n. 根；根源；词根；祖先
vi. 生根；根除
vt. 生根，固定；根源在于
wort
英 [wɜːt] 美 [wɔt]
n. 麦芽汁；草；植物
radish
英 ['rædɪʃ] 美 ['rædɪʃ]
n. 萝卜，小萝卜
还有个来自拉丁语的表示根的
词根：radic
来自丁语的 radic，意为 root
变形为 radis、radix
*拉丁语 radix (=root) —— 英文根字典
①eradicate
e- 出，向外
-radic- 根
-ate 动词词尾
vt. 根除，根绝；清除；消灭
②radical
rad- 根
-ical 形容词后缀，即根上的
引申词义：根本的，激进的
adj. 根本的，基本的；（意见、政策等）激进的，过激的；[数]根的
n. 激进分子，激进党派成员；根号；根数
③radicalize
v. 使激进，使过激
④radicle
-le = small
n. 胚根
⑤radicand
-and = -end = inside
n. [数学]被开方数（根号内的量）
⑥radix
n. 根；基数；词根（属于根本的）
⑦deradicalize
de- = negative（否定）
v. 使不激进（激进的相反）
重点短语
put down roots
If you put down roots in a place where
you have moved to live, you make new
friends and join in new activities there
so that you feel it is your home.
（在新的地方）定居开始新的生活
root and branch
US UK roots and all
completely
彻底；根本地
Racism must be eliminated, root
and branch.
必须根除种族主义。
take root
If an idea, belief, or system takes root somewhere,
it starts to be accepted there.
深入人心；被牢固树立；生根
Communism has never really taken root
in England.
共产主义从未真正在英格兰扎根。
root around
to search for something, especially by
looking through other things
（尤指在其他物品中）翻找，翻寻
She was rooting aroundinherdrawer
for a pencil.
她在抽屉中翻找铅笔。
root for sb
to show support for someone who is
doing something difficult
给（某人）以支持，为（某人）助威，声援（某人）
Good luck! We're all rooting for you.
祝你好运！我们都支持你。
B1 to support a sports team or a
sports player and want them to win
支持（某个运动队或运动员）
Who do you root for in the Super Bowl?
超级碗大赛你支持谁？
root sth/sb out
SEARCH FOR
informal to search and find something
or someone that is difficult to find
（费力地）搜寻到，（经过搜寻）终于找到
I've rooted outan old pair of shoes
that might fit you.
我终于翻出来一双旧鞋，你穿可能合脚。
GET RID OF
to find and remove a person or thing
that is causing a problem
找到并根除，发现并杜绝
Ms Campbell has been appointed to
root out inefficiency in this company.
坎贝尔女士已经受命来调查并解决这家公司效率低下的问题。
root sth out / up
to remove a whole plant, including
the roots, from the ground
连根挖掉，连根拔出
I suggest you root out those weeds
before they take hold.
我建议你把这些杂草连根拔除，等它们扎牢了根就难以除掉了。
拓展
basic
radical
fundamental
有什么区别？
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