So at a certain point, when kids get a little bit older, 到了某个阶段，当孩子们逐渐长大， there's this way that engaging with gross stuff isn't just about curiosity, 这样对待恶心事物的方法，已不只与好奇心有关， it's also about, sort of, f
Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率，即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than
Remarks by the president at the lighting of the nationality christmas tree 2013年 美国总统奥巴马在“国家圣诞树”亮灯仪式上的讲话 Merry Christmas, everybody! Well, this show is always a great way to get in the hol
