obligate symbiosis专: monopolize; take possession ...性: nature; character; dispositi ...共生: symbiosis; colacobisis; comm ...专性共生物: obligate symbiont保护性共生: protective symbiosis下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:专性共生,即可在微信中查询翻译