translation.en: We know it's a lot, but we do not yet know the answers to how much, and by what processes, carbon is being taken out of the atmosphere, held in its biomass, and moving on through the ecosystem.
translation.zh: 我们知道有很多 但我们还不知道到底有多少 又是通过什么途径这些碳化物被环境中吸收 储存在藓类上，然后到整个生态系统