单词	apex predator
释义	apex predator noun ecology : a predator at the top of a food chain that is not preyed upon by any other animal The archipelago also harbors some of the highest densities in the world of so-called apex predators, the sharks, groupers and jacks who have no natural predators of their own but whose numbers have been depleted elsewhere by fishermen. Christopher Pala, New York Times, 19 Dec. 2006 As apex predators, brown bears are secure throughout most of their range, but habitat loss not only threatens populations, but has led to an increase in human/bear encounters. Ryan Elswick, Myrtle Beach (South Carolina) Sun-News, 18 Oct. 2001 Word History First Known Use 1977, in the meaning defined above
随便看	overstimulated overstimulates overstimulating overstimulation overstimulations overstirred overstirring overstirs overstitch overstock overstocked overstocking overstocks overstood overstoping overstored overstories overstory overstrain overstrained overstraining overstrains overstream overstrength overstress

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