whirligig beetle
US /ˈwɜːrlɪɡɪɡ ˌbiːtl/
UK /ˈwɜːrlɪɡɪɡ ˌbiːtl/

1.
물맴이
a type of beetle that typically lives on the surface of water, often swimming rapidly in circles
:
•
The pond was full of tiny whirligig beetles, darting and spinning.
연못은 작은 물맴이들로 가득했고, 빠르게 움직이며 돌았다.
•
A whirligig beetle can see both above and below the water simultaneously.
물맴이는 물 위와 아래를 동시에 볼 수 있다.