[医] 嗜血红蛋白性

英语听力文摘 English Digest 669 高原反应是什么引起的？

What Causes Altitude Sickness? Anyone who has vacationed in the higher elevations of Colorado, such as Vail and Estes Park, will tell you altitude sickness can be a real problem. Loss of appetite, nausea, vomiting, weakness, dizziness, and difficulty

发表于:2018-12-05 / 阅读(40) / 评论(0)

英语听力文摘 English Digest

英文书摘精选高原反应是什么引起的?

Anyone who has vacationed in the higher elevations of Colorado, such as Vail and Estes Park, will tell you altitude sickness can be a real problem. Loss of appetite, nausea, vomiting, weakness, dizziness, and difficulty sleeping can plague those visi

发表于:2018-12-18 / 阅读(30) / 评论(0)

2018年NPR美国国家公共电台2月

SSS 2010-05-04

This is Scientific American's Sixty-Second Science. I'm Christopher Intagliata. Got the minute? A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked inand it was stay warm

发表于:2019-01-08 / 阅读(52) / 评论(0)

Scientific American(五)月

SSS 2011-09-20

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? When it came to surviving freezing weather, mammoths relied on more than their woolly coats: even their blood was specially adapted to let them thrive in chilly clime

发表于:2019-01-08 / 阅读(54) / 评论(0)

Scientific American(九)月

VOA标准英语2009年-'Kimjongilia' Documents Suffering North Ko

By Kurt Achin Pusan, South Korea 22 October 2009 Human rights organizations say tens of thousands of North Koreans live in forced labor camps for political reeducation, where torture, starvation, and illness are commonplace. North Korean defectors s

发表于:2019-01-14 / 阅读(48) / 评论(0)

VOA标准英语2009年(十月)

中英双语新闻——80 Would you hire a love killer？

Breakups in relationships can be ugly. There can be tears, screaming and thrown things. 恋情的决裂可能会令人十分难堪。会伴随着眼泪，哭喊以及乱扔东西。 But while most people draw the line at text messaging the bad news,

发表于:2019-01-19 / 阅读(34) / 评论(0)

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a captive balloon

AAUI

angle tolerance

application program identification