They noticed that acoustic waves were being generated along the edges of the moon's shadow, in a part of Earth's upper atmosphere known as the ionosphere.

他们注意到，在地球高层里称为电离层的那部分大气中，在沿着月球阴影的边缘上产生了声波。

youdao

Create smoky eyes by applying black shadow along the upper lash line with a damp makeup brush.Add a little blush.

用湿的眼影棒沿上眼线涂黑色眼影制造出烟熏装的效果，最后扫一些腮红。

youdao

Create smoky eyes by applying black shadow along the upper lash line with a damp makeup brush. Add a little blush.

用湿的眼影棒沿上眼线涂黑色眼影制造出烟熏装的效果，最后扫一些腮红。

youdao

Former President Daniel arap Moi's shadow is also back in parliament and the new upper chamber, the Senate, in the form of his two sons, Alexander and Raymond Moi.

BBC: Africa