water scorpion
US /ˈwɑː.t̬ɚ ˌskɔːr.pi.ən/
UK /ˈwɑː.t̬ɚ ˌskɔːr.pi.ən/
1.
水蝎
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.
池塘里有几只迷人的水蝎。
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A water scorpion uses its long breathing tube to get air from the surface.
水蝎利用其长长的呼吸管从水面获取空气。