I suspect rather strongly that premodern people, too, experienced the physical world more acutely than I do, simply because my brain has been stewing in dopamine-spiking stimuli for four decades now, rarely pausing to touch the proverbial grass. Don’t get me wrong: I like the outdoors a lot. But my waking existence is spent mostly indoors in highly artificial spaces, whereas humans have typically spent the vast majority of their time outdoors in nature. Consider my ancestors, who, as best I can tell, were primarily illiterate peasants and smallhold farmers. They spent a significant proportion of their waking hours literally touching grass.
In 2019, 2020 and 2021 the sea ice was relatively stable and significant feather mounds were visible.
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于是我决定做一个更完整的横向测评，核心目的只有一个：帮打工人找到一款真正「能用」的日常 PPT 神器。
const stack = []; // 单调递增栈：栈底→栈顶数字递增，保证高位尽可能小
2025年，京津冀三地地区生产总值分别比上年增长5.4％、4.8％和5.6％，协同发展效能持续释放。