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C035 · 简单句（95 课）
It is clear that the human population has an impact on the e
Course 035
(简)It is clear that the human population has an impact on the environment.
1 句 · 父母与孩子分角色配音
旁白 neutral
It is clear that the human population has an impact on the environment
显而易见，人口数量对环境有影响
