1. turn turtle : 倾覆, 把海龟翻转过来捕捉；
1. 海龟;玳瑁
A turtle is a large reptile which has a thick shell covering its body and which lives in the sea most of the time.
1. any of various aquatic and land reptiles having a bony shell and flipper-like limbs for swimming
2. a sweater or jersey with a high close-fitting collar
Synonym: turtleneckpolo-neck