wa·ter wings
noun/ˈwɔːtə wɪŋz/
/ˈwɔːtər wɪŋz/
[plural] (old-fashioned)- a pair of plastic bags filled with air that children wear on their arms when they learn to swim
（儿童学游泳时套在胳膊上的）双翼式浮水袋 Wordfinder- armband
- dive
- flipper
- float
- goggles
- length
- paddle
- stroke
- swim
- water wings