existing conditions

• 生存条件

existing conditions的用法和样例：

例句

1. Drastic environmental changes compelled all animals to adapt and readapt themselves continually to new conditions.
   剧烈的环境变化迫使动物持续不断地调整自身，以适应新的生存条件。
2. Obviously,the poverty of the population is closely related to their poor living conditions.
   显而易见，人口的贫困与他们所处的生存条件较差有着密切的关系。