They discovered no trace of a subterranean tunnel.

他们没有发现地下隧道的踪迹。

The iron gate, which leads into the subterranean tunnels, was found to be unlocked.

通往地下隧道的铁门被发现没有上锁。

There are many mysterious legends connected with the castle, and they tell us of a famous subterranean tunnel that formerly led to the abbey of Jumieges and to the manor of Agnes Sorel, mistress of Charles VII.

有许多与城堡有关的神秘传说，它们告诉我们一条著名的地下隧道曾通往 Jumieges 修道院和查理七世的情妇 Agnes Sorel 的庄园。