The fan in characteristic of channel and sheet flow sedimentary processes, but lack of debris flow.

冲积扇扇中发育河道冲刷充填和漫流沉积，而泥石流不发育。

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Father presses the leaf to the desk of sheet glass bottom, the leaf is like a big palm, each leaf is like the palm-leaf fan in "Journey to the West", but only small a lot of!

爸爸把叶子压到书桌的玻璃板下，叶子像一只大手掌，每片叶子都像《西游记》里的芭蕉扇，但只不过小了很多吗！

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Balance sheet monetary policy is like moving the economy with a giant fan.

FORBES: Miles Kimball on QE