When meets the danger, the shrimp effort bow has the waist, fiercely a ball, then goes all out with the tail and the appendage to delimit the water.

• 当遇到危险时，虾用力弓起腰，猛地一弹，然后用尾和附肢拼命划水。虾常用一弓一跳的动作来逃命。...