radical
01
激进的
supporting total and extreme social or political changes
例子
The radical activist advocated for the overthrow of the government to establish a new social order.
激进活动家主张推翻政府以建立新的社会秩序。
She joined a radical political group that called for the abolition of capitalism.
她加入了一个呼吁废除资本主义的激进政治团体。
02
激进的, 革命性的
(of actions, ideas, etc.) very new and different from the norm
例子
The scientist proposed a radical theory that challenged established beliefs.
这位科学家提出了一个挑战既定信念的激进理论。
They implemented radical changes to the company's structure to improve efficiency.
他们实施了彻底的变革来改善公司的结构以提高效率。
03
originating from or relating to the root or source of something
例子
The scientist studied the radical causes of the disease.
Their solution addressed the radical problem in the system.
04
(of leaves) growing at or arising from the base of a plant or directly from the root or rootstock
例子
The plant has several radical leaves sprouting at its base.
Radical foliage helps identify the species.
05
of or relating to a root in language, such as the root of a word
例子
The radical of the verb conveys its essential meaning.
Linguists studied the radical forms in ancient texts.
Radical
01
自由基, 官能团
a group of atoms bonded together that behaves as a single unit within a molecule
例子
The hydroxyl radical is highly reactive and plays a key role in many chemical reactions.
羟基自由基具有高反应性，在许多化学反应中起关键作用。
When a molecule loses or gains a radical, it can significantly change its properties.
当一个分子失去或获得一个自由基时，它可以显著改变其性质。
02
an atom or group of atoms with at least one unpaired electron, often highly reactive
例子
Free radicals can damage cells if not neutralized.
The antioxidant helps remove oxygen radicals from the bloodstream.
03
a person who holds extreme or unconventional ideas or opinions
例子
The radical spoke passionately at the town hall.
Radicals often challenge established institutions.
04
a character or component conveying the lexical meaning of a logogram
例子
The radical in the character indicates its semantic category.
Students learned radicals to understand Chinese characters.
05
the form of a word after all affixes are removed
例子
The radical of " unhappiness " is " happy. "
Students identify radicals to study word formation.
06
a quantity expressed as the root of another quantity
例子
The radical √16 equals 4.
He simplified the radical in the equation.
词汇树
radicalize
radically
radical
radic
