单词：derived specimen
单词：derived specimen 相关文章
Smart 词汇记忆组群 63 mask n. 面具，伪装 vt. 掩饰 ornament n. 装饰物，装饰 decorate vt. 装饰，装潢 形近单词 delicate a. 易碎的，脆弱的；柔软的，纤细的；雅致
思马得四六级
southeast n./a.东南，东南(地区)的 southern a.南部的，南方的 southwest n.a.西南，西南(地区)的 sow vt.播种；散布，传播 vi.播种 space n.太空，宇宙；空间 vt.把分隔开 spacecraft n.宇宙飞船 spade n.铁铲，铁
大学英语四级词汇拼读版
Two things I think really were what it came down to for many: 众多原因中，我就想谈两点： a) Someone that big who's that athletic. Dude is the size of Dwight Howard. a)这么大块头的人还有这么强的运动能力。他的身板都赶
英语新闻
[00:03.70]第七部分 肠胃不适 [00:07.39]1.What did you have for lunch? [00:16.52]午饭吃的是什么? [00:25.65]2. Have you vomited? [00:32.48]呕吐了吗? [00:39.31]3.Please open your mouth and say 'ah'. [00:48.18]请把嘴张开,说'啊'. [00:57.05]4.I'll give you
医疗服务英语
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Fingers are pretty nifty. They let you to grab a latte, type on a keyboard, even pull up your pants. But did you ever wonder: where do fingers come from?
Scientific American(九)月
This is Scientific American's 60-second Science. I'm Karen Hopkin. If you ever got picked on in the schoolyard, you might have wished for some sort of superpower, like unbeatable speed or maybe just the ability to completely disappear. Now scientists
Scientific American(五)月
(woman) We've just seen two contemporary large birds that cannot fly: the emu and the ostrich. Over here is an interesting specimen from the past. This stuffed animal is not the giant penguin it appears to be, but an auk. This particular kind of auk
托福听力短文
Jo Shapcott One day the technicians touched souls as they exchanged everyday noises above the pipette. Then they knew that the state of molecules was not humdrum. The inscriptions on the specimen jars which lined the room in racks took fire in their
英语诗歌
About 110 million years ago, a large plant-eating dinosaur covered with sharp points walked the land. Called a nodosaur, it is now the best example of its kind ever found. This new species of dinosaur is being called a one-in-a-billion discovery. Rec
2017年VOA慢速英语(五)月
This is Scientific American's Sixty-Second Science. I'm Christopher Intagliata. Got the minute? A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked inand it was stay warm
Scientific American(五)月
By Gilbert da Costa Abuja 26 October 2007 A rare outbreak of vaccine-derived polio in Nigeria has prompted fears that current efforts to eradicate the disease in northern part of the country could suffer a major setback. The World Health Organization
2007年VOA常速英语（十月）
JINAN, May 14 (Xinhua) -- Chinese scientists said Saturday that they have found a new species of giant theropod dinosaur in the eastern province of Shandong. The new species, described as a close relative of Tyrannosaurus rex (T. rex), has been named
英语新闻
Ⅱ. Acknowledgment 认收 Specimen Letters When a seller receives his customer's order he usually acknowledges the receipt of the order. The following are some printed routine acknowledgments: (1) XI'AN TEXTILE CORPORATION 164 East street, Xi'an Tel
实用英语
拉美兹卡病毒疫情扩大，美国发布旅游警告 Four years ago, a rancher in the Patagonia region of Argentina came upon an old bone sticking out of his desert property near La Flecha. 四年前，在阿根廷的巴塔哥尼亚地区，一名
英语新闻
When it comes to pandas, you probably thought things were strictly black and white. 一提到大熊猫，你可能会以为只有黑色和白色。 But meet Qi Zai, an extremely rare brown and white panda whose colourful appearance has left scientist
阅读空间
Science and technology 科学技术 What dinosaurs ate 恐龙吃什么 The belly of the beast 腹中发现 A chance discovery from China suggests some dinosaurs lived in trees 在中国的一次偶然发现暗示着有些恐龙在树上生活 WHAT di
经济学人科技系列
Science and technology 科学技术 Human evolution 人类的进化 Ask the family 寻根问祖 Human ancestry has just got more complicated 人类祖先之谜变得愈加复杂了 ONE of the oddest things about Homo sapiens is that he is alone. 有关
经济学人科技系列
Queequeg was a native of Kokovoko, an island far away to the West and South. It is not down on any map; true places never are. 魁魁格是科科伏柯人,那是一个远在西南方的岛屿。任何一张地图上都没有这个地方;真实的地方
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