The tree was placed at the tunnel mouth to stop anyone coming across me while I was dangerous.”

在地道口种那棵树，是为了不让任何人在我对人有危险时遇到我。”

Paul motioned his Fedaykin to take shelter, crossed to the men at the communications equipment near the tunnel mouth.

保罗示意他的 Fedaykin 躲避，穿过隧道口附近通讯设备的人。

Paul touched his shoulder, pointed to the blast trigger set into the tunnel mouth beyond the signalmen.

保罗摸了摸他的肩膀，指着设置在信号员后面的隧道口的爆炸扳机。

This was because the mountain could be excavated not only from the tunnel mouths but also from shafts.

这是因为这座山不仅可以从隧道口挖掘，还可以从竖井挖掘。

" We could go back the way they brought us. if you climbed on my shoulders you'd have no trouble reaching that tunnel mouth" .

" 我们可以从来路爬出去。来，你站到我肩上，应该能够着洞口。"

They squeezed into the tunnel mouth, feeling its comparative silence, turned a corner into a small chamber with glowglobes overhead and another tunnel opening beyond.

他们挤进隧道口，感受它相对的寂静，转过一个角落进入一个小房间，头顶上有发光球，另一条隧道开在另一边。

They constantly checked the tunnel's advancing direction, for example, by looking back at the light that penetrated through the tunnel mouth, and made corrections whenever necessary.

他们不断地检查隧道的前进方向，例如回头看从隧道口穿过的光线，并在必要时进行修正。