The Blender, or Panic maneuver is a vertical diving roll that virtually stops its descent as it instantaneously enters into a flat spin.

搅拌器，也叫“恐慌”，的动作指的是带着横滚的垂直俯冲，然后马上接能够保持高度不变的水平自旋。

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With world-class diving, a fantastic roll call of birds and a couple of marine national parks ( Mnazi Bay-Ruvula Estuary Marine Park and Mafia Island Marine Park), coastal Tanzania is no slouch in the wildlife department.

BBC: Tanzania��s overlooked coastline

For ten minutes they surface and roll around our open boat, one diving literally under my feet.

FORBES: Magazine Article