The internal passageways and staircases were unique and restricted .

内部的通道和楼梯是唯一的并且很窄。

I figured out why those passageways were so narrow .

我想出为什么那些信道都那么狭窄了.

The park 's most awe-inspiring feature is its lava tubes , underground passageways created by hardened molten rock .

公园最令人惊叹的特征就是这里的熔岩洞，是用坚硬的熔融岩石而建造的地下走廊。

Secret passageways , hidden chambers , and rooms built to dissuade sword-wielding assassins .

秘密的通道和隐藏的房间都是为了阻挡舞剑的刺客而修建的。

The police had blocked the underground pedestrian passageways , so we had to cross the broad street instead and were soon blocked by more police .

因为警察已经把行人的地下通道都封锁了，我们不得不横穿大街，没过多久，又出现了大批的警察把这些道路也封死了。