She says Ruth Handler wanted the dolls to help girls think about what they wanted to do with their lives.
VOA: special.2009.04.06
We know we need to divide by 266, 266 but what we need you to help us with is to figure out this top number here and see how many particles are going to backscatter. So if the TAs can come up and quickly hand out 1 particle to everyone.
知道背散射的概率就可以了,我们知道要除以,但还需要你们来搞清楚,分子上的数是多少,有多少个发生背散射的粒子,助教们请过来,把这些球分给同学们。
to other people, because even no matter what, with parents or with no help,
在其他人眼中,无论是有父母的帮助,或是没有任何人从旁协助,
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