Turns out parents get a bulk discount: people with only one child spend 25% more per child than families with two, and by the time you have three or more, you are spending 22% less on each one.
而且原来作父母还有“批发价”：只有一个孩子的家庭比有两个孩子的平均多花25%，到你有三个或更多的时候，你每个少花22%。
For subsequent child, a discount of 10% on the tuition fees is given.
同一家庭中的第二个孩子起，享有10%的学费折扣。
Most studies discount the widely held belief that myopia is caused by too much reading or close work as a child.
大多数研究认慢慢淡化了对以往的认识，认为近视的发生与儿童过多的近距离的阅读和阅读时太近有关。
Most studies discount the widely held belief that myopia is caused by too much reading or close work as a child.
大多数研究认慢慢淡化了对以往的认识，认为近视的发生与儿童过多的近距离的阅读和阅读时太近有关。
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