为了将研究的结果量化，研究员将露一只胳膊的暴露率定为10%，一条腿为15%，而上身则为50%。

For the purposes of the study each arm accounted for 10 per cent of the body each leg for 15per cent and the torso for 50 per cent.

youdao

为了将研究的结果量化，研究员将露一只胳膊的暴露率定为10%，一条腿为15%，而上身则为50%。

For the purposes of the study each arm accounted for 10 per cent of the body each leg for 15per cent and the torso for 50 per cent.

youdao