embrasure
n[C]
(a) opening for a door or window, wider on the inside than the outside, in an interior wall, esp of an old castle 斜面墙(内宽外窄的门窗的开口)(尤指古城堡的).
(b) similar opening in a castle, fort, etc for shooting through (城堡、 要塞等的)炮眼, 枪眼, 射击孔.
🗣️ 情景例句
Certainly sir, and is there anything else I can do for you?