单词：rotap shaker
单词：rotap shaker 相关文章
Science and technology. 科技。 Climate change. 气候变化。 Good news at last? 终于来了好消息？ The climate may not be as sensitive to carbon dioxide as previously believed. 气候对二氧化碳的敏感性可能低于先前的预期。
经济学人科技系列
Humans prefer to associate with other humans who share their subculture. That's why there are needing* clubs and fantacy football leagues. And it turns out that dolpins also form cliques. Researchers found that dolphins known as spongers spend most o
Scientific American(八)月
A unique array of underwater listening devices stretches 3,000 kilometers along the west coast of North America to track marine life along the continental shelf. It's like giving fish a cell phone, says Pacific Ocean Shelf Tracking (POST) executive d
VOA标准英语2010年(九)月
For all the trouble they take to assemble and preserve themselves, species crumple and die remarkably routinely. 尽管物种们费了九牛二虎之力聚集起来保存自己，但它们经常崩溃和死亡。 And the more complex they get, the mo
万物简史
BEIJING, March 8 (Xinhua) -- China has promulgated a regulation aimed at better protecting maritime observation resources for collecting continuous and accurate data so as to enhance maritime disaster prevention. The regulation, published on Wednesda
英语新闻
By Gary Thomas Washington 11 May 2006 A published news report says the National Security Agency has been gathering domestic telephone records to look for terrorists. The report, which attributes the i
2006年VOA标准英语（五月）