他伸出一条手臂，接着又伸出另一条，在两边都接触到了墙，发现巷道很窄；他脚下滑了一下，发现石板很湿。

He extended one arm and then the other, touched the walls on both sides, and perceived that the passage was narrow; he slipped, and thus perceived that the pavement was wet.

youdao

接着，孩子开始助跑、起跳，可他没有想到，墙那边有一条很深的沟，他掉了下去，重重地摔在沟里，过了很久才慢慢地爬了起来。

Then, children start to run, jump, but he does not know that there is a deep side walls of the trenches, he lost it, fell to the ditch, over a long time before slowly climbing up.

youdao

接着一阵清脆的嗒嗒声沿着石块墙错杂地响了起来，这是大家在给枪上膛。

A series of faint , sharp noises resounded confusedly along the wall of paving-stones. It was the men cocking their guns.

youdao