同时还测量了家庭用水中的氯含量，洗浴用品的使用情况，以及婴儿洗浴的频率。

The level of chlorine in the family's water supply was also taken into consideration, as was the use of bathing products, and how regularly the infants were bathed.

youdao

同时还测量了家庭用水中的氯含量，洗浴用品的使用情况，以及婴儿洗浴的频率。

The level of chlorine in the family's water supply was also taken into consideration, as was the use of bathing products, and how regularly the infants were bathed.

youdao