单词 | army ant |
释义 | army ant (once / 164158 pages) n WORD FAMILY army ant: army ants USAGE EXAMPLESEvolutionary and population-genetics data from Eciton army ants, which can only travel on dry ground, suggest that the isthmus formed 4–8 million years ago. Nature(Nov 01, 2016) Army ants can not only build bridges but move, extend and adjust them - in a way that precisely maximises efficiency. BBC(Nov 25, 2015) Ants are well-known for building with their bodies, but a new study has shown that army ants can optimise traffic flow using bridges that move. BBC(Nov 25, 2015) n tropical nomadic ant that preys mainly on other insects Syn|Hyper driver ant, legionary ant ant, emmet, pismire social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers |
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