Sound: Bang & Olufsen surround sound (4 speakers)
Offline models have ~4-5 minute audio length limits; split longer files or use streaming models
，这一点在旺商聊官方下载中也有详细论述
Get editor selected deals texted right to your phone!。旺商聊官方下载对此有专业解读
// 从左找第一个大于pivot的。同城约会是该领域的重要参考