胸墙

parapet

1. 射击踏垛排有壕沟或胸墙的平台，士兵们站在其上射击
   A platform lining a trench or parapet wall on which soldiers may stand when firing.
2. 炮墩，炮座堡垒内部的平台或土墩，大炮可从中越过胸墙而发射
   A platform or mound of earth within a fort from which guns are fired over the parapet.
3. 在主要的十字路口都匆匆筑起了胸墙。
   Breastworks were thrown up at major intersections.

胸的英语翻译：

墙的英语翻译：