In the letter, Mr. Mugabe said the decision was voluntary and he had made it to allow a smooth transition of power.

在信中，穆加贝说这一决定出自自愿，并愿意顺利交接政权。

She is still providing us with ecosystem services and functions that can allow us a transition back into a safe operating space.

她仍在为我们提供生态系统服务和功能，使我们能够过渡回安全的操作空间。