existing conditions的用法和樣例：
例句
- Drastic environmental changes compelled all animals to adapt and readapt themselves continually to new conditions.
劇烈的環(huán)境變化迫使動(dòng)物持續不斷地調整自身，以適應新的生存條件。 - Obviously,the poverty of the population is closely related to their poor living conditions.
顯而易見(jiàn)，人口的貧困與他們所處的生存條件較差有著(zhù)密切的關(guān)系。
