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考古生物学家以前认为有些恐龙的小前肢曾经起到捕捉昆虫或者撕肉的作用。
Paleontologists had previously thought that some dinos' small forelimbs had served to catch insects or rip flesh.
youdao
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考古生物学家以前认为有些恐龙的小前肢曾经起到捕捉昆虫或者撕肉的作用。
Paleontologists had previously thought that some dinos' small forelimbs had served to catch insects or rip flesh.
youdao