const output = Stream.pull(source, compress, encrypt);
屯头村没有闲人。一年四季如此。庄稼只种一季，做宫灯一年四季都忙。李婶在小苏家帮忙，已做了奶奶的她说话幽默，用“铁路警察各管一段”形象地概括了宫灯的复杂工序。她是屯头村闺女，从小跟着家里人做灯，4个哥哥全开着宫灯厂。
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In the 1950s, legendary behaviorist B.F. Skinner debuted his version of a “teaching machine,” based on the 1924 invention of Ohio State University psychology professor Sidney Pressey. The contraption was loaded with a piece of paper with questions, and students pressed keys indicating the correct answer, at which point another question would appear. Both Pressey and Skinner ran into similar problems, though, failing to implement the technology in schools. Educators weren’t convinced of the machine’s benefit, which prioritized individually paced learning not conducive to students of the same age moving through a grade level at the same time.
06:41, 28 февраля 2026Мир