Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into child rearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If

发表于:2018-12-02 / 阅读(59) / 评论(0) 分类 2016年Scientific American(十二)月

第六章 女性生殖系统 Chapter 6 Female Reproductive System areola of breast 乳晕 abdominal orifce of uterine tube 输卵管腹腔口 anal region 肛区 ampulla of uterine tube 输卵管壶腹 anococcygeal ligament 肛尾韧带 areolar gland 乳晕腺 axillary process 腋

发表于:2018-12-05 / 阅读(101) / 评论(0) 分类 医学英语

第四篇 心血管系统 Section 4 Angiology 第一章 心血管系统 Chapter 1 Cardiovascular System abdominal aorta 腹主动脉 anterior cardiac vein 心前静脉 anterior inferior sinus of pericardium 心包前下窦 anterior interventricular branch 前室间支 anterior inte

发表于:2018-12-05 / 阅读(220) / 评论(0) 分类 医学英语

By Gary Thomas Washington 22 August 2007 The Central Intelligence Agency has released a report sharply critical of the CIA's senior leadership in the years and months leading up to the terrorist attacks of September 11, 2001. As VOA correspondent Gar

发表于:2019-01-13 / 阅读(83) / 评论(0) 分类 2007年VOA标准英语(八月)

By Pat Harris Washington, DC 10 March 2006 watch DVT report The third annual Deep-Vein Thrombosis Awareness month kicked off on March 7, 2006. This year New York City, Washington, D.C. and Miami, Flor

发表于:2019-01-31 / 阅读(116) / 评论(0) 分类 2006年VOA标准英语(三月)

今天我们要学的词是 internal. Internal 形容词,内部的。Britain's MI5 has begun an internal review of how it handled intelligence on the Manchester suicide bomber. 英国军情五处开始展开内部审查,看军情五处对所掌握的

发表于:2019-03-07 / 阅读(130) / 评论(0) 分类 英语单词荟萃