radioactivity什么意思

radioactivity的音标：radioactivity的英式发音音标为：[ˌreɪdɪəʊæk'tɪvətɪ]radioactivity的美式发音音标为：[ˌredioæk'tɪvɪti]...

This is a Geiger counter for detecting radioactivity.这是一种盖革计数管,用来测量辐射的.A metal called uranium gave off a kind of radiation, which Marie Curie later called radioactivity.一种叫铀的金属发出一种射线, 后来玛丽·居里把这种现象称为放射性.The site was found...

the process of decontaminating areas exposed to radioactivity清除受放射污染地区有害物质的过程The soil contains 30 times the acceptable level of radioactivity.这片土壤受到了高于标准30倍的辐射.The site was found to be contaminated by radioactivity.发现此地受...

twaddle的音标：twaddle的英式发音音标为：['twɒdl]twaddle的美式发音音标为：['twɑdl]...

“修整”的拼音为：xiū zhěng...

lyssodexis的音标：lyssodexis的英式发音音标为：[lɪ'sɒdeksɪs]lyssodexis的美式发音音标为：[lɪ'sɒdeksɪs]...

“重物”的拼音为：zhòng wù...

克鲁克斯（姓氏； Sir William, 1832-1919，英国化学、物理学家）...

denouement的音标：denouement的英式发音音标为：[ˌdeɪ'nu:mɒ̃]denouement的美式发音音标为：[ˌdenu'mɑŋ]...

n.洗礼池，洗礼用桶...

desert island的音标：desert island的英式发音音标为：['dezət 'ailənd]desert island的美式发音音标为：['dɛzət 'aɪlənd]...

player的音标：player的英式发音音标为：['pleɪə(r)]player的美式发音音标为：['pleɚ]...

electioneer的一般过去时为：electioneered...

A strange sympathy betwixt soul and body!这是灵魂和肉体之间一种奇妙的共鸣!Betwixt the stars and the unaccomplished fate.立即紧跟着,贴在它上面,挡在/那照临的星辰和未完功的命运间.It's difficult buying clothes for ten - year - olds at that age they're betw...

在雄性触角上观察到一钩状感觉器,长210μm,它表明七星瓢虫在触角上的性别两型性.A single hook - shaped sensilla of 21.0 μ m in length was present on male antenna only....

低免疫性...

“定案”的拼音为：dìng àn ...

“欢乐”的英语可以翻译为：happy，joyous，gay，conviviality，fun and game ...