1. 防御工事：6:防御工事(Fortifications) 城墙、城门和城楼. 建造方法为,先铺好主干道路,然后建城墙,城门跨越道路建在城墙的上面(要求道路两边最少各有2格城墙),在城墙上可以建城楼(通常在拐角). 城门有路障的作用.
2. 防御工事 (名)：fortification 设防; 防御工事; 筑城, 筑垒 (名) | fortifications 防御工事 (名) | fortified 加强的 (形)
1. Israel has barely allowed in materials such as cement and steel, fearing Hamas militants could use them to build weapons and fortifications.
2. The advantageous geographical position and exquisitely built military fortifications make it become a real military fort for the Navy and the Army.
3. A new wall to connect the remaining fortifications along the empire's new northern frontier was built to defend against intrusions from the north.
4. After that, the Ming began using mortar on a large scale to improve the fortifications.
5. Its unique features include " branch cities " - fortifications built perpendicular to the main stretch - and pyramidal parapets.
6. The deputy director of Barzilai Hospital asked for fortifications for his emergency room, maternity ward and surgery departments.
7. They have put in place a system of checkpoints and some fortifications around its perimeter, expected to be ready in the next few days.
8. Other letters are from residents asking for help defending their communities or for the return of slaves taken from plantations to help build fortifications.
9. It depicted a remote section of the fortifications in Hebei Province, about 150 kilometers east of Beijing.
10. The books were then used as bricks to pave roads or build military fortifications.