async function peekFirstChunk(stream) {
Tesco cut jobs in bakeries and phone shops last year，详情可参考旺商聊官方下载
，推荐阅读Line官方版本下载获取更多信息
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Privacy-focused developers who avoid surveillance ecosystems。雷电模拟器官方版本下载对此有专业解读
int minIdx = i; // 假设当前位置是最小值