1·In the burning village I was visible to everyone and as soon as I dove into one of the trenches, the shell exploded on the breastwork.
我所在的位置敌我双方都能看到，当我要跑进一个战壕的时候，一发炮弹在胸墙上爆炸。
2·34a swarthy boy opened a book and propped it nimbly under the breastwork of his satchel.
34一个面色黧黑的少年打开书本，麻利地将它支在书包这座胸墙底下。