构造外露层

VOA慢速英语--Rescue Work Continues after Mexico City Earthquake

The earthquake that struck near Mexico City Tuesday came exactly 32 years after an 8.0 magnitude quake hit the area. The 1985 earthquake killed nearly 10,000 people. Mexican officials say more than 200 people are confirmed dead following Tuesdays qua

发表于:2019-01-03 / 阅读(230) / 评论(0)

2017年VOA慢速英语(九)月

电信专业英汉词典o

发表于:2019-01-03 / 阅读(75) / 评论(0)

电信英语

美国科学60秒 SSS 2015-02-06

This is Scientific Americans's 60-second science. I am Steve Merski, got a minute? The average cost overall of 1976 summer Olympic Games was 200 percent. Smith College economist *** Zimbro is specialized in sports economics. So on average, if you bid

发表于:2019-01-20 / 阅读(96) / 评论(0)

2015年Scientific American(二)月

【英语时差8,16】断层线

Scientists say the surface of the Earth is cracked like a giant eggshell. They call the pieces tectonic plates. As many as twenty of them cover the Earth. The plates float about slowly, sometimes crashing into each other, and sometimes moving away fr

发表于:2019-01-22 / 阅读(69) / 评论(0)

英语时差8，16

趣味青春英语电台第165期:On the wagon

Idiom: On the wagon 成功戒酒 Hit the book: Scale Descend Mariana trench Crescent Scar Peak Trough Tectonic Collide

发表于:2019-01-22 / 阅读(115) / 评论(0)

趣味青春英语

美国:中国阻止印度加入核供应国集团

Outlier China preventing Indias entry into Nuclear Suppliers Group, says US 美国：中国阻止印度加入核供应国集团 WASHINGTON: The outgoing Obama administration has lashed out at China for blocking India+ from becoming a member of the Nu

发表于:2019-02-04 / 阅读(109) / 评论(0)

英语新闻

美语听力 English Cafe 196

Topics: American Cities: Indianapolis; Malcolm Gladwell and his books; to brush up on versus to polish up; to come off; a matter of Words: to observe spectacle to count (something) as (something) racetrack lap canal second only to based in implicatio

发表于:2019-02-23 / 阅读(63) / 评论(0)

美语听力 English Cafe

英语听力文摘 English Digest 166、Why Mountains Stop Growing

If you live up in the mountains, understanding the continually shifting landscape can mean survival. Mountains are continually shifting. Erosion wears mountains down, but active mountain ranges are also continuously rising. And heres the interesting

发表于:2019-02-24 / 阅读(68) / 评论(0)

英语听力文摘 English Digest

万物简史第262期:大地在移动(16)

Earth is alone among the rocky planets in having tectonics, and why this should be is a bit of a mystery. It is not simply a matter of size or densityVenus is nearly a twin of Earth in these respects and yet has no tectonic activity. It is thoughttho

发表于:2019-02-25 / 阅读(99) / 评论(0)

万物简史

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Akitio

alpha and beta naphthlamine