Imagine, after a busy working day, to dwell a hot water bath, but recent rain, bathrooms humid wet, and scared bathtubs will be the breeding of bacteria.

• 试想一下，经过一天忙碌的工作，很想泡个热水澡，可是连日下雨，卫生间潮湿湿的，又很怕浴缸会滋生细菌。