The vessel has limited oxygen reserves.

该潜水器的氧气储备有限。

The oxygen reserves on the plane would last for only 10 minutes.

飞机上的氧气储备只能持续10分钟。

We do not have enough oxygen reserves to get us to our payload delivery point, let alone to survive the return journey.

- 我们没有足够的氧气储备来让我们到达有效载荷交付点，更不用说在返程中生存了。