单词	diving beetle
释义	diving beetle noun : any of various predatory aquatic beetles (family Dytiscidae) that breathe while submerged using air trapped under their elytra Example Sentences Recent Examples on the Web Various species of aquatic insects, such as the predaceous diving beetle, use bubbles for breathing underwater. Elizabeth Gamillo, Smithsonian Magazine, 27 May 2021 From horror to hope Scientists have known for a few decades that diving beetles share the waterlogged limestone cavern known as Devil’s Hole with the pupfish. Jason Bittel, National Geographic, 1 Mar. 2019 Word History First Known Use circa 1889, in the meaning defined above
随便看	swallow thorn swallow your pride swallow-tailed swallow-tailed duck swallow-tailed flycatcher swallow-tailed gull swallow-tailed hawk swallow-tailed kite swallow-tailed moth swallow-tailed skipper swallow-wing swallowable swallowed swallower swallowers swallowing swallowlike swallowling swallows swallowtail swallowtails swallowwort swallowworts swam swami

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