half-life

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  • na.【核】半衰期〔放射性同位素分裂[从生物体中排出]一半量的时间〔也作 half life 或 half life period〕〕
  • 网络半条命；战栗时空；半死不活
复数：half-lives  

英汉

英英

网络释义

na.
1.
【核】半衰期〔放射性同位素分裂[从生物体中排出]一半量的时间〔也作 half life 或 half life period〕〕

例句

释义:
全部全部,半条命半条命,战栗时空战栗时空,半死不活半死不活
类别:全部全部,口语口语,书面语书面语,标题标题,技术技术
来源:全部全部,字典字典,网络网络
难度:全部全部,简单简单,中等中等,难难
1.
But the half-life of market domination seems to be dwindling.
但是似乎这些公司的垄断半衰期一直在缩短。
dongxi.net
2.
It accumulates in the cooling water of nuclear reactors and is often vented in small amounts to the environment. Its half-life is 12 years.
氚聚集在核反应堆的冷却水中，通常以微量排放到环境中，其半衰期为12年。
article.yeeyan.org
3.
When Hazen's team put oil samples in a laboratory setup designed to mimic Gulf conditions, it had a half-life of between one and six days.
当黒曾团队将油样放入模拟的海湾背景下的实验室，油样有一个在一天和六天之间的半衰期。
www.suiniyi.com
4.
"Half-Life 2" , which came out in 2004, took six years to develop, whereas new episodes can be put together in a year or so.
2004年发行的《半条命2》花费了六年时间开发，而游戏的新章节仅需一年左右就可完工。
www.ecocn.org
5.
In particular, the half-life of ethyl mercury is short (less than 1 week) compared with that of methyl mercury (1. 5 Months).
特别是乙基汞的半衰期较短（少于1周），而甲基汞的半衰期为1.5个月。
www.who.int
6.
Furthermore, the long half-life of the metabolites could cause their accumulation and induce apparent injuries of target organs.
而且，此代谢物的半衰期极长。故极易累积于体内造成标的器官明显的伤害。
www.ceps.com.tw
7.
Iodine-131 has a half-life of about a week, meaning that levels in water could fall quickly if new doses aren't introduced.
碘-131的半衰期在一个星期左右，所以如果没有新的剂量进入，水中的放射性可能就会很快下降。
chinese.wsj.com
8.
Scientists estimate the half-life of CO2 might be close to a hundred years.
科学家估计，二氧化碳的半衰期可能接近于100年。
www.ftchinese.com
9.
Iodine-131 has a half-life of roughly a week, which means levels could fade if new radioactive material isn't added.
碘-131的半衰期约为一周，也就是说如果没有新的放射性物质加入，辐射水平有望降低。
c.wsj.com
10.
Such a short half-life to facilitate the treatment of the operation, but also easy to play a role in radioactive antibody.
如此短的半衰期便于治疗操作，也便于放射性抗体发挥作用。
www.chinavalue.net