關恆說，其中一部分選擇低調的原因，是因為把在新疆拍攝下來的影片發佈之後，遭遇到很多網絡上的攻擊與謾罵、個人資料被公開、在中國的家人也曾被警察問話。
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。关于这个话题，Line官方版本下载提供了深入分析
// 注意：slice(0, 负数)会返回空字符串，需兼容（比如stack长度<k时，slice后为空）
Kevin Church/BBC News