单词:molecular beam apparatus
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Lesson 6 A GLASS OF WATER 第六课 一杯水 Let us look at the water in this glass, and see what we can find out about it. It has no colour, so we say that the water is colourless. 咱们来看看这个杯子里的水吧。这杯水是什么样的呢
But just when Tim had his hands full of the bright marsh-marigolds, he hurt his foot on a sharp stone. 但就在蒂姆双手拿着金灿灿的沼泽金盏花的时候,他的脚被一块锋利的石头弄伤了。 Then a fat, green frog jumped so cl
Amazing Amazon Hides Atlantic's Coral Reef 神奇的亚马逊隐藏着大西洋的珊瑚礁 Scientists studying the area where the Amazon River meets the Atlantic Ocean were in for a surprise. Under the muddy, dark Amazon River water was a large numb
我们今天要讲的两个习惯用语其中的关键词是mud。大家也许知道mud是泥浆。今天要学的第一个习惯用语是: a stick-in-the-mud。 Stick这个词在这儿显然是名词,名词stick最普通的意思是棍棒。 棍棒
How the First Dishes Were Made 餐具的由来 Torad, the Cave-Boy 特拉德洞穴男孩 A long, long time ago, there lived a little boy named Torad. 很久很久以前,这里住着一个叫特拉德的小男孩。 In those days there were no house
今天要学的习惯用语是muddy the water,muddy是由mud发展而来的词。 这里的muddy是动词,意思是弄得浑浊。muddy the water从字面意思来看就是在水里搅起泥浆,使水浑浊。 其实这个习惯用语对中国听