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radical

美 [ˈrædɪk(ə)l]英 ['rædɪk(ə)l]

n.激进分子；部首；【化】根；【语】词根
adj.基本的；固有的；重要的；急进的
网络自由基；激进派；原子团

复数：radicals

radical

搭配反义词

adj.+n.

radical change,radical reform,radical treatment,radical policy,radical transformation

英-汉英-英网络释义

radical

自由基

...进入腔体；2) 产生电浆形态之蚀刻物种，如离子及自由基(Radicals)；3) 蚀刻物种藉由扩散、碰撞或场力移至待蚀刻物表面 …

激进分子

Glossary Collections ... Qusay Hussein 库塞﹒侯赛因 radicals 激进分子 ramparts 壁垒 ...

激进派

英国的激进派（Radicals）、法国的共和派（Republicans）和美国的杰克逊民主派（Jacksonian Democrats）是其中最为棘手 …

原子团

...tion)?/span>等反应,而产生离子、原子、原子团(Radicals),及更多的电子,以维持电浆内各粒子间的浓度平衡. (详见表三)图(二) …

基团

...，除了转变成离子外，还能吸收能量并形成大量的活性基团（Radicals）； ● 活性反应基团和被刻蚀物质表面形成化学反应 …

部首

中文笔记 Chinesenotes - 汉英词典 Chinese... ... 数量 Quantity 部首 Radicals 联系 Relationship ...

游离基

游离基（radicals）是带有“未配对电子”的原子、原子团和分子。它们一般具有高度的化学反应性，能与许多分子发生化学反应。

例句：

Voituron is now testing whether the olm might have extra-efficient mitochondria that emit fewer free radicals to begin with.

Voituron 目前正在测验洞螈是不是有能够释放少量自由基的超高效的线粒体。

Every time the two countries come close to the moment of truth, radicals manufacture a crisis that renders negotiations more difficult .

每当两国关系走向关键时刻，激进者便制造危机，使谈判更加困难。

Italy's farmers union , which organised its public launch, said the tomato is free radicals in the body, which can damage human cells.

负责新品推广的意大利农民联盟表示该品种富含番茄红素，这是一种红色素，它含有抗氧化剂。

The radicals tried something that had never been tried before. They tried to remove the president from office.

激进分子试图做一些美国历史上从来还没有发生过的事，他们想要罢免总统。

At the time of Vietnam , many student radicals not only opposed the war but sympathised with the enemy .

在越战时期，许多学生激进分子不只反对战争，同时还同情敌方。

Most of the Chinese characters are made up of two or more basic structural parts called 'radicals' or 'character components'.

大部分汉字是由两个或两个以上的基本结构组成，这些基本结构叫做偏旁或部首。

The theory is that if there was no superoxide , one of the main free radicals in cells , the worm should live longer .

这个理论就是如果细胞内没有超氧化物这一主要自由基的话，蠕虫的寿命将延长。

Enzymes and anti-oxidants protect the body against the harmful effects of these free oxygen radicals.

酶和抗氧化剂，保护人体对这些氧自由基的祸害。

Oxidative stress is an imbalance between the production of cell-damaging free radicals and the body's ability to neutralize them.

氧化应激是由于细胞损伤引起的自由基增多，而机体的清除能力却不足所导致的。

Elimination of an alkyl chain substituted on an aromatic ring results in the appearance of free radicals .

在一芳香环上一个取代烷链的消失，结果出现自由基。

The most surprising feature of this table is that the rate of addition of a wide variety of radicals to ethylene varies so little .

此表最突出的特点是，各种自由基对乙烯的加成速度变化如此之小。

Many of the foreigners who fetch up in Syrian jails are radicals who have been involved in religious schools .

很多叙利亚监狱里的外国宗教极端分子都和宗教学校有染。

The cause may be chemical reactions involving molecular fragments known as free radicals.

这可能是分子分裂引起的化学反应所致。

Combustion is a chain reaction that may be initiated and propagated by free radicals like the hydroxyl free radical .

燃烧是一个连锁反应，能被自由基（如羟自由基）引发和传播。

Smoke , air quality, sunlight and poor diet can all contribute to a weakened immune system, particularly in the form of free radicals.

吸烟，空气质量，日光和不健康的饮食都会削弱免疫系统，特别是以游离基（自由基）的形式。

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