单词：stationary galvanometer
固定电流计
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The Strange Case of the Duck-Billed Platypus 光怪陆离鸭嘴兽 by Jeremy Beacock The duck-billed platypus is a creature that just doesn't fit in. 哺乳类？爬虫类？傻傻分不清楚。 When 18th-century scientists first came across Austral
发表于:2018-12-08 / 阅读(47) / 评论(0)
常春藤解析英语
常春藤解析英语
They are extremely awkward on land, and not exactly graceful in the water. But there's something endearing about these egg-laying mammals. Platypuses can only be found in the rivers, streams and lakes along the east coast of Australia. But they range
发表于:2019-01-22 / 阅读(36) / 评论(0)
自然百科2009年
自然百科2009年