The park said Tuesday that all its 19 dolphins have been on a low fat diet since late August, when they started failing to hit jumping targets and keep upright while treading water.(See photo)
该公园9月30日说，园内19只海豚在表演时总是无法跳跃到规定高度，游弋时躯体也经常与水面垂直，于是从8月底开始只给它们食用低脂肪食物。
This may require doing some breaststroke, or even treading water or floating for a little while.
这可能需要你游一会蛙泳，或者踩水，或者漂浮一会。
This may require doing some breaststroke, or even treading water or floating for a little while.
这可能需要你游一会蛙泳，或者踩水，或者漂浮一会。
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