新衣服有时会散发一种特殊的味道，这种味道来自衣服防皱处理时残留的致癌性化学药品甲醛，因此必须用食盐水浸泡后洗一洗再穿，食盐能消毒、杀菌、防棉布褪色。
Sometimes new clothes come with a peculiar smell. This smell comes from formaldehyde, which is used for resisting creases.
每年都有成千上万的学生上生物课，看着化学溶液浸泡过的青蛙别挂在面前，想知道是否有更好的方式来学习解剖学。
Each year thousands of students sit in biology class, a chemical-soaked frog pinned before them, wondering if there is a better way to learn about anatomy.
市场调查员关注的是化学品浸泡过的一些普通种类的塑料制品对身体的影响。
The marketing coordinator was concerned about what the chemicals leaching out of some common types of plastic might be doing to her body.
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