n.[C]

1. 【軍】胸牆
2. （陽臺、橋邊等的）低矮擋牆或欄杆，女兒牆
   They leaned over the low stone parapet and stared into the pool.

   他們伏在低矮的石牆上俯身凝視著游泳池。

n.

1. a low protective wall along the edge of a roof, bridge, or balcony.
2. a protective wall or earth defence along the top of a military trench.