There are several fundamental forces that hold our universe together. One of these, of ...
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【附译文】懂你英语Level 5 Unit 3 Part 4 Listening --- Electromagmetic Force -
【懂你英语 Level 5】要达标返现的看过来 || 学习省时捷径懂你英语Level 5学习笔记 Level 5 Unit 1 懂你英语Level 5 Unit 1 Part 1 Listening 懂你英语Level 5 Unit 1 P...
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【附译文】懂你英语Level 5 Unit 3 Part 3 DialogueWinning a Lottery A: Guess what? I've just won the lottery, 50 million dollars. B: You ...
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英语流利说 Level 5 Unit 3-3 Describing Actions
音频 Silly, foolish or stupid or ridiculous, the opposite of serious. He's being silly, s...
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英语流利说 Level 5 Unit 3-2 The Circulatory System 2
音频 As you can see, everything depends on the flow of blood to and from the heart. So ho...
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英语流利说 Level 5 Unit 3-2 The Circulatory System 1
音频 A flow chart, like this one, shows how a process begins and ends, and the steps in b...
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周深，今后不再怕天明1992年9月29日的湖南省，村里来了一个小伙子。刚出生的小伙子安安静静地躺在妈妈的怀抱里，一双小眼睛紧闭。看起来和普通小孩没什么两样。 小伙子还在读小学的时候，便随着父母到...
