英语语法分析

Hearing that Kabul was vulnerable, he set off southwards.

听说喀布尔防守脆弱，于是他转而向南。

All I can think of is that while I'm lying here we're constantly drifting southwards.

我所能想到的就是，当我躺在这里的时候，我们正在不断往南漂移。

From China, Chan subsequently spread southwards to Vietnam and eastwards to Korea and Japan.

来自中国，陈随后蔓延到越南向南和向东至韩国和日本。