biogeochemical cycle生物: living things; living beings ...地: the earth化: change; turn; transform生物地化循环: biogeochemical cycle生物地理化学循环,生地化循环: biogeochemical cycling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:生物地化循,即可在微信中查询翻译