由于没有规定，女性由于旷课，迟到，抄袭，大笑，甚至养育孩子而被罚款。
Without regulations, women "suffered from fines for absenteeism, late arrival, shoddy production, laughter, and even nursing babies."
1919年，清华大学首次规定学生必须游泳，但后来由于学生人数过多，学校也没有足够的游泳池供学生学习游泳而放弃了这一规定。
Tsinghua University first made swimming a requirement in 1919 but later gave it up because the number of students became too large and there were not enough swimming pools in the school for them to learn swimming.
不过，由于有些人生孩子之前没有计划，个别国家规定：凡是谷物，不论用于制作面包、早餐麦片或其他食物，都要添加叶酸。
But because some people do not plan their pregnancies, several countries require that the grains used to make bread, breakfast cereals and suchlike be fortified with folic acid.
应用推荐