His father immerged into an immoderate smoking and died.

他的父亲浸没于无节制的酗烟中，死了。

At last, though still half immerged, he found himself comparatively safe for a time, yet as far as ever from a final rescue.

最后，尽管半个身体还在水里，但他发现自己相对安全了，可是离最后获救仍然很遥远。