raise the drawbridge 升起吊桥
lower the drawbridge 降下吊桥
castle drawbridge 城堡吊桥
medieval drawbridge 中世纪吊桥
1. The guards signaled to raise the drawbridges before the enemy approached.
守卫们在敌人接近之前示意升起吊桥。
2. In the video game, you must lower the drawbridges to let the allies enter the fortress.
在游戏中，你必须降下吊桥以让盟友进入堡垒。
3. The museum displayed models of ancient castles with intricate drawbridges.
博物馆展示了带有精致吊桥的古代城堡模型。
A: Why are the drawbridges up today?
A：为什么今天吊桥升起来了？
B: It's a special security drill for the historic site.
B：这是针对历史遗址的一次特殊安全演练。
1) 中世纪城堡防御设施中的活动桥
2) 比喻性的可移动屏障或连接点
3) 游戏或影视作品中常见的场景元素
1. [n.] 吊桥，活动桥（尤指中世纪城堡或要塞上可升降的桥）
e.g.The drawbridges were lowered to allow the procession to enter.
吊桥降下，让仪仗队进入。
noun
1. A bridge, typically of wood, that can be raised or lowered, especially at the entrance to a castle or fort.
Synonym: portcullis, gate