科学主管称泰坦潜水器在泰坦尼克号致命潜水前发生故障 || Titan sub malfunctioned just before fatal Titanic dive, scientific director says

在实验船爆炸前几天，一个问题导致乘客 "翻滚"，花了一个小时才把他们从水中救起。

via News - South China Morning Post (author: Associated Press)