Parapet
01
a low protective wall built as part of a fortification, designed to shield defenders from attack
例子
The castle 's parapets were thick and reinforced with stone.
02
护墙, 栏杆
a low protective wall or railing built along the edge of a roof, balcony, bridge, or other elevated structure to prevent people from falling
例子
The rooftop terrace was surrounded by a low parapet, offering unobstructed views of the city skyline.
屋顶露台被低矮的护墙环绕，提供了无阻碍的城市天际线景观。
