// 1. 建堆：从最后一个非叶子节点开始向上调整
BYOB (bring your own buffer) reads were designed to let developers reuse memory buffers when reading from streams, an important optimization intended for high-throughput scenarios. The idea is sound: instead of allocating new buffers for each chunk, you provide your own buffer and the stream fills it.
，这一点在safew官方下载中也有详细论述
The MP also said there had been more than 500 confirmed sewage dumps in the River Meon this year.
Despite claims, polls and economists say tariffs and structural pressures keep US households under strain
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