Could be an air embolism. -I got it.

可能是空气栓塞。- 我知道了。

The result of an air embolism in his brain stem.

所以他能听见我说话 就像是冻在那了。

If a diver returns too quickly to the surface, nitrogen bubbles called air embolisms can form in their tissues and bloodstream.

如果潜水员返回水面的速度过快，其组织和血液中会形成被称为“空气栓塞”的氮气泡。