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来源:雅诚德英语网
In recent years, many people have been questioning whether it is worth the time and money organizations spend on trying to save endangered species.
近年来,许多人一直在质疑各种组织在拯救濒危物种上花费的时间和金钱是否值得。
In recent years, many people have been questioning whether it is worth the time and money organizations spend on trying to save endangered species.
近年来,许多人一直在质疑各种组织在拯救濒危物种上花费的时间和金钱是否值得。