清水冲刷

SSS 2009-11-26

Roughly 1,000 years ago, Europe enjoyed several centuries of balmier average temperatures. Dubbed the Medieval Warm Period, it was the last time before the present that agriculture could flourish in Greenland. This era also provided fodder for countl

发表于:2018-12-24 / 阅读(58) / 评论(0)

Scientific American(十一)月

VOA标准英语2012--Lake Sediment Could Better Date Ancient Finds

Lake Sediment Could Better Date Ancient Finds Radiocarbon dating is the best-known and most widely used method to determine the age of organic material, such as bone or wood or plant matter. All such material contains radioactive carbon atoms, known

发表于:2019-01-14 / 阅读(44) / 评论(0)

VOA标准英语2012年(十月)

【小龟乐游记】冰封王座（23）

文本： Illidan Stormrage：Fools! Can you not see? The spell we channeled was meant to strike at the undeadour common enemy! My mission was to destroy the Lich Kings stronghold of Icecrown! Malfurion：At no heed to the cost? Because of you, Tyran

发表于:2019-01-23 / 阅读(47) / 评论(0)

小龟乐游记英语短文

The Motion of Mars

63 火星的神秘运动 DATE=6-27-01 TITLE=SCIENCE REPORT - The Motion of Mars BYLINE=Mario Ritter (Start at 59

发表于:2019-01-30 / 阅读(63) / 评论(0)

科技之光

Japanese Troops Scour Coast for Missing Bodies

Almost 25,000 troops fanned out along Japan's devastated northeast coast Monday in a grim search for some of the thousands of bodies still missing since a March 11 earthquake and tsunami（海啸） . Dozens of aircraft, boats and navy divers took pa

发表于:2019-02-05 / 阅读(45) / 评论(0)

英语新闻

英语美文：施惠于人

My mother through her fine example instilled1 within me the desire to help others. She taught me to notice those who others ignore (不理，忽视). She was compassionate2. The railroad tracks were within a mile of our house. Beggers and bums (流浪汉

发表于:2019-02-18 / 阅读(62) / 评论(0)

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absorb in

accusatrix

Aconitum leiostachyum

actorishness

acyl cleavage

Aikawa

aircraft third party liability insurance

anhydrous butter

apparent visual magnitude

bearts

bench apron