Investigation personnel is gladder :'so what is aircraft division doing? "调查人员更兴奋了: “ 那么机师在做什么啊? ”Stainless mirror surface, circular inner gladder in four comers, interval - adjustable plate shall indicateclean use ...
Eugenics has a biological significance.优生学具有生物学上的意义.A distinction is often made between " positive " and " negative " eugenics.对 “ 积极 ” 优生学和 “ 消极 ” 优生学往往加以区分.An example of negative eugenics would be the attempt to eradic...
He was easy-going and good-natured.他为人随和温厚。Athenians have a very easy-going attitude to life.雅典人对待生活非常怡然自得。Your mother is a jolly, easy - going woman.你母亲是个乐呵呵的容易相处的妇人....
He was well-built, but too fleshy to be impressive.他肌肉发达，但是太胖了，没给人留下好印象。I struggled, but he was a tall man, well-built.我使劲挣扎，但他又高又壮。Mitchell is well built, of medium height, with a dark complexion.米切尔体格健壮，中等个头，肤色黝黑。...
α粒子是从天然放射性蜕变得到的带正电的氦核.Alpha particles are positively charged helium nuclei obtained from natural radioactive decay.粒子 —— 氦核 —— 正通过试管被抛出, 从而在试管中形成人造迷雾.Alpha particles -- helium nuclei -- were being hurled through the tube...