for a in a_list:
But to actually make something here, we’re going to need to look into the standard in more details than that. So I started with looking at US Patent 2,304,081, granted December 8, 1942, in the midst of World War 2. Unfortunately, this patent has a lot of nice diagrams, but is focused on the broad concept, not the specifics of the standard adopted in 1951.
，推荐阅读新收录的资料获取更多信息
computer can’t count them.，这一点在新收录的资料中也有详细论述
impact. The grantmaking model is continuously refined.