一那只青蛙对一片新的水域显然还很警觉。它静伏不动,如一块坠入水中的褐色石头。几分钟之前,它还在那片野苇塘里安详地盘踞着,可现在,一股陌生的气息让它有一些茫然无措。微风荡过,水波像老人的表情隐隐晃动。它大概意识到危险的遁去,终于舒展开粘连的四肢,猛地蹬开粗壮健美的大腿,手臂只消配合地一划,便那么自在地向前蹿去。“你看,腿是关键,那脚蹼要张到最大,迎着水波,这才能受力。”父亲自满地点评着。 The frog is obviously still alert to a new area of ​​water. It stood still, like a brown stone that crashed into the water. A few minutes ago, it was still entrenched in the wild reed pond, but now a strange atmosphere made it a bit confused. Breeze breeze, the wave of the face as the elderly faintly shaking. It probably realized that the danger of escape, and finally stretch out the sticky limbs, suddenly stampede stout thick thighs, arm just to match a plan, they are so comfortable to go forward. “Look, the leg is the key, the webbing should reach the maximum, facing the waves, which can force.” "Father complacent comment.