The five-person craft is owned by OceanGate Expeditions.

这艘五人潜水艇归海洋之门探险公司所有。

US-based OceanGate said on its website it had suspended all exploration and commercial operations.

总部位于美国的海洋之门公司在其网站上表示，已暂停所有勘探和商业活动。

American company OceanGate is planning to dive to the wreck site in 2019.

美国公司 OceanGate 计划在 2019 年潜入沉船地点。

In a statement, OceanGate Expeditions confirm the search for its five-person submersible and said its focus was on those aboard the vessel and their families.

海洋之门探险公司在一份声明中证实了对这艘载有五人的潜水器的搜索，并表示其重点是船上的人员及其家属。

Even so, passengers onboard previous trips to the Titanic with OceanGate have described just how hard it is to find their way upon reaching the ocean floor.

即便如此，以前乘坐“海洋之门”登上泰坦尼克号的乘客都曾描述过，到达海底后找到路是多么困难。

OceanGate's Titan submersible carries a state-of-the-art self-contained inertial navigation system which it combines with an acoustic sensor known as a Doppler Velocity Log to estimate the depth and speed of the vehicle relative to the sea floor.

海洋之门公司的泰坦潜水器携带了最先进的独立惯性导航系统，它结合了一个被称为多普勒速度日志的声学传感器，以估计潜水器相对于海底的深度和速度。