As the siege tower rose, it claimed the lives of many Guge slaves.

随着高塔越建越高，许多的古格苦力也因此牺牲生命。

Artists, scholars and monks fled in fear. And it was Guge that they fled to. Because here they found sanctuary.

艺术家、学者及僧侣仓皇逃难，他们逃到古格王朝，因为在这里他们找到庇护。

They were stuck here for sometime around one month, so they began to build a siege tower with pressed Guge labor.

他们在这里受阻将近一个月，因此他们开始强迫古格的劳工兴建一座围攻高塔。

By now the invaders had taken over the unprotected lower sections of the citadel, and had gained had a crucial bargaining chip in the process thousands of Guge prisoners.

此时入侵者占领了未设防的城堡底部，并在此过程中获得了关键的谈判筹码：数以千计的古格俘虏。

If storming the citadel through the tunnels was impossible, then the only other option would be to build a siege tower and by the most ruthless of means on the backs of captured Guge prisoners.

如果不可能从暗道攻下札布让，那么唯一的选项就是使用俘获的古格战俘兴建一座围攻高塔。