turret

US /ˈtʌr.ət/
UK /ˈtʌr.ət/
"turret" picture
1.

角楼, 小塔

a small tower on top of a larger tower or at the corner of a building or wall, especially of a castle

:
The castle had several defensive turrets.
城堡有几个防御性的角楼
From the turret, she could see the entire valley.
角楼上,她可以看到整个山谷。
2.

炮塔

a low, flat, rotating structure, typically on a tank or warship, from which guns are fired

:
The tank's turret rotated to aim at the target.
坦克的炮塔旋转以瞄准目标。
The battleship was equipped with multiple gun turrets.
战舰配备了多个炮