ring martingale

例句：

1. 1. Shewore a ring martingale to theparty last night.
   她昨晚穿着一件环形紧身胸衣去参加派对。
2. 2. Thedress is made of silk and has aring martingale at the back.
   这件衣服是用丝绸做的，后面有一圈环形紧身胸衣。
3. 3. Thewoman was wearing a ringmartingale when she felldown the stairs.
   那女人摔倒楼梯时穿着一件环形紧身胸衣。