音標(biāo)發(fā)音英式音標(biāo) [?kɑ?.b?n ?sa?.k?l]美式音標(biāo) [?kɑ?r.b?n ?sa?.k?l]英式發(fā)音 美式發(fā)音 基本解釋碳循環(huán)（生物之間或生物與環(huán)境之間的碳物質(zhì)交換，主要途逕有生物的光郃作用、呼吸作用、腐爛降解及化石燃料的燃燒）。同根派生 the carbon cycle相關(guān)詞英英字典劍橋英英字典 the continuous movement of carbon between different living organisms on earth and between living organisms and the environment, through natural processes like photosynthesis, respiration, and decomposition in the soil, and also the burning of fossil fuelsthe carbon cycle劍橋字典the carbon cycle柯林斯字典