单词:sunspot umbra
单词:sunspot umbra 相关文章
[00:05.22]- Can I take your picture? - Oh, you don't need a picture. -我能拍张你的照片吗? -你不需要照片的 [00:09.58]Just look up the word handsome in the dictionary. 到辞典里查英俊这个辞就行了 [00:15.06]Please? 拜托嘛
First up, we are looking at President Obamas first news conference since he was reelected to a second term. The president took questions from the media for about an hour at the White House yesterday afternoon. One topic that came up, the so-called fi
Sunspots 太阳黑子 Is every part of the sun equally hot? 太阳的各个部分都一样热吗? No, they aren't. Some parts are colder than other parts. 不是的。有些地方比其他地方冷。 How do we know that fact? 我们是如何知道这
Unit 102 Close the door. Close the door. 把门关上。 Close your eyes. 闭上眼睛。 Close the window. 关上窗子吧。 Close the curtains. 拉上窗帘。 Close your pencil-box. 关上文具盒。 Close your umbralla. 合上雨伞吧。 Close