衰变产物;衰变子体

decay daughter的用法和样例：

例句

The parent uranium has been partitioned from its decay products.铀母体与其衰变产物分离。
In addition, reference is made to the novel techniques of the determination of radon and its daughter products in the atmosphere.此外，还介绍了一些新方法，例如测量大气中的氡及其衰变产物。

听电影学英语-生活大爆炸第一季 10．The Loobenfeld Decay(Loobenfeld衰变)

[00:02.68]no,see,the liquid-metal termators were created in the future by skynet, 不对液态金属人是在未来由天网创造 [00:06.60]and skynet was developed by miles dyson, 而天网是由Miles Dyson开发 [00:08.64]but that future no longe

发表于:2018-12-07 / 阅读(82) / 评论(0)

听电影学英语-生活大爆炸

英语诗歌:To Daffodils

Robert Herrick (1591-1674) Fair Daffodils, we weep to see You haste away so soon: As yet the early-rising Sun Has not attained his Noon. Stay, stay, Until the hasting day Has run But to the Even-song; And, having prayed together, we Will go with you

发表于:2019-01-02 / 阅读(64) / 评论(0)

英语诗歌

北师大版高中英语模块7--Unit 21 Lesson1-3

[00:01.17]It has also been proven that chewing gum [00:03.50]for long periods of time means [00:05.48]that the body does not have time to rest. [00:07.72]If this is the case, [00:08.95]the stomach may become tense. [00:10.85]Eventually this could lea

发表于:2019-01-10 / 阅读(219) / 评论(0)

北师大版高中英语模块7(选修)

北师大版高中英语模块7--Unit 21 Lesson1-1

[00:02.81]Unit 21 Human Biology Lesson 1 Chewing Gum [00:09.19]TO CHEW OR NOT TO CHEW... [00:12.21]Diet specialists regularly inform us [00:14.82]that it is important to chew our food properly. [00:17.74]They suggest that if we chew our food [00:19.7

发表于:2019-01-10 / 阅读(234) / 评论(0)

北师大版高中英语模块7(选修)

used to 的用法

used to v used （否定式简写为usedn't）过去经常，以前常常 Weusedtogothereeveryyear. 我每年都去那儿。 Heisnotwhatheusedtobe. 他已不是旧日的他了。 Itusedtobebelievedtha

发表于:2019-01-30 / 阅读(61) / 评论(0)

英文语法词汇

Plastic pollution

Plastic Pollution NB: This is not an accurate word-for-word transcript Dan: Hello and welcome 6 Minute English from the BBC. Im Dan Walker Smith and today Im joined by Kate. Kate: Hello Dan. Dan: Now today Kate and I are talking about pollution. Kate

发表于:2019-02-04 / 阅读(53) / 评论(0)

六分钟英语

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学英语单词

adenoma of vaginal portion of uterus

beam deflection system

board rules

breath-sounds

bridge identifier