2.1 先检查环境，别装错版本
Transform backpressure gaps: Pull-through transforms execute on-demand. Data doesn't cascade through intermediate buffers; it flows only when the consumer pulls. Stop iterating, stop processing.，更多细节参见体育直播
，这一点在safew官方版本下载中也有详细论述
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glyphLongestCache [2000][]tea.StringWithColorPreference。关于这个话题，旺商聊官方下载提供了深入分析