万物简史第398期:浩瀚的海洋(17)

Millions of gallons of fresh water evaporate from the ocean daily, leaving all their salts behind, 每天有几百万加仑淡水从海洋蒸发，留下了全部盐分， so logically the seas ought to grow more salty with the passing years, but the

发表于:2018-12-07 / 阅读(43) / 评论(0)

万物简史

SSS 2011-09-26

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Life requires balance. We balance work and family. We eat a balanced breakfast, sometimes. And we balance our electrolytes. That salt-water synergy is no

发表于:2018-12-24 / 阅读(58) / 评论(0)

Scientific American(九)月

薰衣草催眠曲Lavender lullaby

Its easy and relaxing to make and use bath salts at home 在家里制作并使用浴盐很容易也让人非常放松 1/3 cup baking soda 1/3 cup Epsom salts 1/3 cup sea salt 10 drops lavender essential oil 1/3 杯发酵粉 1/3 杯泻盐 1/3 滴薰衣草

发表于:2019-01-08 / 阅读(65) / 评论(0)

英语小短文

VOA标准英语,Drug,US,Author

Synthetic Drug Problematic for US Authorities Augusta County, Virginia, is a rural county in the Blue Ridge Mountains, two and a half hours southwest of Washington. It has a big problem. Sheriff Randy Fisher says Augusta County was once known as the

发表于:2019-01-13 / 阅读(114) / 评论(0)

VOA标准英语2012年(六月)

万物简史第149期:基本物质(21)

The nineteenth century held one last great surprise for chemists. It began in 1896 when Henri Becquerel in Paris carelessly left a packet of uranium salts on a wrapped photographic plate in a drawer. When he took theplate out some time later, he was

发表于:2019-01-29 / 阅读(75) / 评论(0)

万物简史

迷你对话学地道口语第454期:迅速

迷你对话 A: When you went to the dormitory this morning, had your roommates came like a dose of salts? 你今早去宿舍的时候，你的室友已经来了吗？ B: Not yet. All my roommates came like a dose of salts. 还没有，但是我的室友

发表于:2019-03-05 / 阅读(162) / 评论(0)

迷你对话学地道口语

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ABO system

ACAID

adhesive bonding

all direction electric drill

ataxospasmodic

axial contact bearing