空心弹头

Medieval siege 中世纪攻城战-5

With the manuscript as a starting point, Wayne used a combination of engineering theory and trial and error to come up with a working model.

发表于:2018-12-07 / 阅读(63) / 评论(0)

中世纪攻城战

白宫里的科学狂读《三体》的奥巴马

WASHINGTON President Barack Obama has started initiatives to study the brain and gene-based diseases. He has led attacks on the Ebola virus and antibiotic resistance. Last month, he wrote an academic article in a prominent medical journal. 华盛顿美

发表于:2019-01-07 / 阅读(39) / 评论(0)

英语新闻

生活大爆炸第一季第十三集_2：The Bat Jar Conjecture

-Sheldon：Leonard, excellent. I want to show you something. excellent：太好了 Leonard太好了，我想让你看点东西。 -Leonard：Can it wait? I need to talk to you. 能等一会吗，我们得谈谈。 -Sheldon：Just look. I've designed

发表于:2019-01-28 / 阅读(149) / 评论(0)

生活大爆炸第一季

大学英语边练边背单词(8)

Lesson - 8 1. The patient has been ______ of the safety of operation . A. assured B. guaranteed C. entrusted D. confirmed patience 耐心，耐性 patient 病人 operation 手术，操作 assure 保证，

发表于:2019-02-01 / 阅读(27) / 评论(0)

考研英语

俄罗斯认为叙利亚反对派实用化学武器

MOSCOW, July 10 (Xinhua) -- Moscow guarantees that the conclusions of its expertise conducted over use of chemical weapons in Syria are correct, Russian Foreign Minister Sergei Lavrov said Wednesday. We guarantee that the trials were taken by the exp

发表于:2019-02-18 / 阅读(39) / 评论(0)

英语新闻

GRE阅读考生回忆：美国原始人的起源

Recent discoveries in New World archaeology along with newscientific methods for analyzing data have led to new ideas regarding theorigin of the first peoples of the Americas and their time of arrival. 新大陆考古发现和新的科学方法 The t

发表于:2019-03-11 / 阅读(140) / 评论(0)

GRE英语

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学英语单词

3-phenyl-proylamine

ability to pay approach

abrash

acardius amorphus

Appropriation Ordinance

Arctogean

automaticdischarge opening