单词 | symbiosis |
释义 | sym·bi·o·sis (sĭm′bē-ōsĭs, -bī-) n. pl. sym·bi·o·ses (-sēz) 1. Biology A close, prolonged association between two or more different organisms of different species that may, but does not necessarily, benefit each member. 2. A relationship of mutual benefit or dependence. [Greek sumbiōsis, companionship, from sumbioun, to live together, from sumbios, living together : sun-, syn- + bios, life; see gwei- in the Appendix of Indo-European roots.] sym′bi·otic (-ŏtĭk), sym′bi·oti·cal (-ĭ-kəl) adj. sym′bi·oti·cal·ly adv. |
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