the nitrogen cycle
音标发音
- 英式音标 [ˈnaɪ.trə.dʒən ˌsaɪ.kəl]
- 美式音标 [ˈnaɪ.trə.dʒən ˌsaɪ.kəl]
- 英式发音
- 美式发音
基本解释
- 氮循環。
英英字典
- the process by which nitrogen is exchanged between different living organisms on earth and between living organisms and the environment, for example when plants take it from the air and animals eat the plants