最后论述了在我国开展此项研究的必要性。
The necessity for China to do research on this field is presented.
学者们开展此项研究的目的是为了估算看电视对寿命的总体风险。
The academics conducting the study set out to calculate the overall risk to life expectancy from watching television.
学者们开展此项研究的目的是为了估算看电视对寿命的总体风险。
Thee academics conducting the study set out to calculate the overall risk to life expectancy from watching television.
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