一英尺多厚的白雪覆盖了密歇根州的部分地区。
我们对南极洲的地面形状了解不多,因为在这个洲有些地面覆盖着两英里多厚的冰层。
We don 't know much about the appearance of the surface of Antarctica, since it is covered with ice more than two miles thick in some places.
首先,你需要知道伦勃朗在画布上使用颜料的技巧——他的笔触,他的颜料有多厚。
First of all, you'll need to know the techniques Rembrandt used when he applied paint to canvas—his brushstrokes, how thickly he applied his paint.
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