water scorpion
US /ˈwɑː.t̬ɚ ˌskɔːr.pi.ən/
UK /ˈwɑː.t̬ɚ ˌskɔːr.pi.ən/

1.
물장군
any of various predatory aquatic bugs (family Nepidae) that have a long breathing tube at the rear of the body and raptorial front legs
:
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The pond was home to several fascinating water scorpions.
연못에는 여러 마리의 매혹적인 물장군이 살고 있었다.
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A water scorpion uses its long breathing tube to get air from the surface.
물장군은 긴 호흡관을 사용하여 수면에서 공기를 얻는다.