can mean the difference between life and death. 城市的温暖可能事关生死存亡
Changes in the climate mean temperatures here 气候变化让这里的温度
would mean a slow and painful death. 就意味着死前将饱受折磨
finding the right tree can mean a home for life. 找一棵合适的树相当于找到了一生的家
A fall from here would mean certain death. 从这里跌落必死无疑
Losing one might mean never getting the chance to breed ever. 失败一次或许意味着将永远失去生育权