SSS 2008-11-10

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Every year, scores of manatees are killed by boats in Floridas waters. Their plight is an ecological concern. And everyone from marine biologists to Marg

发表于:2019-01-08 / 阅读(47) / 评论(0)

Scientific American(十一)月

鹅妈妈童谣 71 Yankee Doodle Went To Tow

Yankee Doodle went to town A-riding on a pony He stuck a feather in his hat And called it macaroni

发表于:2019-01-09 / 阅读(387) / 评论(0)

鹅妈妈童谣

每日一词【766】impair：损害、损伤

今天我们要学的词是impair。 Impair是损害、损伤的意思。一项最新研究建议美国军方全面禁止吸烟。According to the study, tobacco use impairs military readiness in the short term, 研究显示，吸食烟草短期内有损

发表于:2019-02-03 / 阅读(40) / 评论(0)

英语每日一词

学个词Learn a Word 第766期 Impair

发表于:2019-02-06 / 阅读(37) / 评论(0)

英语单词荟萃

A Tiger in Tow

A tiger caught a fox on the hunt for animals to devour．You can't be so bold as to eat me．said the fox．I am sent by the heavenly god to rule over the animal kingdom．If you eat me you will be disobeying a heavenly mandate．Do you think I am ly

发表于:2019-02-07 / 阅读(56) / 评论(0)

趣味英语

英文短篇故事（纽约）407 Tow, Tow, Tow Your Boat

A cruise ship lost most of its power. It had to be towed back to port. The tow took five days. During that time, most toilets and showers didn't work. Most of the food spoiled. Cabin rooms were sweltering and completely dark. When the ship finally do

发表于:2019-02-15 / 阅读(45) / 评论(0)

英文短篇故事（纽约）

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