Understand when to wash your hands, how to properly use hand sanitizer and how to get your children into the habit.
了解什么时候该洗洗你的双手，如何正确使用洗手液和如何让你的小孩养成洗手的好习惯。
Understand when to wash your hands, how to properly use hand sanitizer and how to get your children into the habit.
了解什么时候该洗洗你的双手，如何正确使用洗手液和如何让你的小孩养成洗手的好习惯。
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