在他们的牢房后面有一个无人看守的走廊，走廊的尽头有一个通往房顶的通风口。

Behind their cells was an unguarded corridor that led to a vent on the roof.

youdao

在他们的牢房后面有一个无人看守的走廊，走廊的尽头有一个通往房顶的通风口。

Behind their cells was an unguarded corridor that led to a vent on the roof.

youdao