radioactivity

US [ˌreɪdioʊækˈtɪvəti]
UK [ˌreɪdiəʊækˈtɪvəti]
  • n.放射性；放射(现象)
  • Web放射现象；放射性活度；放射能

Synonym

E-C

E-E

Web Definition

n.
1.
放射性;放射(现象);

Sample Sentence

Definition:
AllAll,放射性放射性,放射放射,放射现象放射现象,放射性活度放射性活度,放射能放射能
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
Giant detectors built to look for a hypothetical form of radioactivity in which protons decay never found such a thing.
为了探测质子衰变放射性的假想形式，人们修建了巨大的探测器，但这些探测器从没发现这种东西。
wèi le tàn cè zhì zǐ shuāi biàn fàng shè xìng de jiǎ xiǎng xíng shì , rén men xiū jiàn le jù dà de tàn cè qì , dàn zhè xiē tàn cè qì cóng méi fā xiàn zhè zhǒng dōng xi 。
article.yeeyan.org
2.
This led her to deduce that there were other substances within pitchblende that had properties of radioactivity.
于是玛丽推断出，在沥青铀矿中可能还有其他具有放射性的物质。
yú shì mǎ lì tuī duàn chū , zài lì qīng yóu kuàng zhōng kě néng hái yǒu qí tā jù yǒu fàng shè xìng de wù zhì 。
article.yeeyan.org
3.
Though it was more likely that these events were due to cosmic rays or radioactivity, the results were consistent with a detection of WIMPs.
虽然它更有可能是这些事件是由于宇宙射线或放射性物质，其结果与一个懦夫检测一致。
suī rán tā gèng yǒu kě néng shì zhè xiē shì jiàn shì yóu yú yǔ zhòu shè xiàn huò fàng shè xìng wù zhì , qí jié guǒ yǔ yī gè nuò fū jiǎn cè yí zhì 。
andromeda.lamost.org
4.
Some of that radioactivity could carry in the atmosphere to the west coast of the United States.
某些核辐射可能通过空气传播到美国西海岸。
mǒu xiē hé fú shè kě néng tōng guò kōng qì chuán bō dào měi guó xī hǎi àn 。
www.hxen.com
5.
There was no inkling of the size of the universe beyond the Milky Way, and radioactivity, relativity and quantum theory were unimaginable.
人们对银河那边存在的宇宙究竟有多大一无所知，辐射能、相对论和量子论更是想都不敢想的问题。
rén men duì yín hé nà biān cún zài de yǔ zhòu jiū jìng yǒu duō dà yì wú suǒ zhī , fú shè néng 、 xiāng duì lùn hé liàng zǐ lùn gèng shì xiǎng dōu bù gǎn xiǎng de wèn tí 。
article.yeeyan.org
6.
The Navy says the submarine's nuclear reactor was not damaged , there was no leak of radioactivity and the vessel's hull is intact .
美国海军说，旧金山号的核反应堆没有损伤，没有放射性物质泄漏，潜艇舰体也完好无损。
měi guó hǎi jūn shuō , jiù jīn shān hào de hé fǎn yìng duī méi yǒu sǔn shāng , méi yǒu fàng shè xìng wù zhì xiè lòu , qián tǐng jiàn tǐ yě wán hǎo wú sǔn 。
www.bing.com
7.
Even radioactivity can expose the source as synthetic or natural. Synthetic vanillin is prepared from coal tar, which has no radioactivity.
通过放射能可以揭露产品的来源是天然的还是人造合成的。
tōng guò fàng shè néng kě yǐ jiē lù chǎn pǐn de lái yuán shì tiān rán de hái shì rén zào hé chéng de 。
www.showxiu.com
8.
Will there be any sort of environmental hazards? ei. Radioactivity, biohazards, etc.
会有环境破坏吗？比如核辐射，生化灾难之类的。
huì yǒu huán jìng pò huài ma ? bǐ rú hé fú shè , shēng huà zāi nàn zhī lèi de 。
www.zh.818-818.com
9.
The understanding of radioactivity allowed physicists to explain how the Sun and Earth's cores could still be hot after millions of years.
对放射性的理解使物理学家能够解释为什么几百万年以后太阳和地心仍是滚烫的。
duì fàng shè xìng de lǐ jiě shǐ wù lǐ xué jiā néng gòu jiě shì wèi shén me jǐ bǎi wàn nián yǐ hòu tài yáng hé dì xīn réng shì gǔn tàng de 。
blog.163.com
10.
In the worst-case scenario, the fuel can spill out of the containment unit and spread toxic radioactivity through the air and water.
最糟的情况是，燃料会从容器单位中洒出，有毒的辐射会进入空气和水中。
zuì zāo de qíng kuàng shì , rán liào huì cóng róng qì dān wèi zhōng sǎ chū , yǒu dú de fú shè huì jìn rù kōng qì hé shuǐ zhōng 。
article.yeeyan.org
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