ravelin
n.
（城墙的）半月堡；
英英释义
Ravelin
A ravelin is a triangular fortification or detached outwork, located in front of the innerworks of a fortress (the curtain walls and bastions). Originally called a demi-lune, after the lunette, the ravelin is placed outside a castle and opposite a fortification curtain.
以上来源于:Wikipedia
权威例句
RavelinRavelin
Ravelin
The Ravelin' Wolf
Floras Kulle. Ravelin Prins Ulrik
ALEKSEJEVSKI RAVELIN KNJIGA O PDAU I VELIČINI ČOVEKA
ALEKSEJEVSKI RAVELIN : KNJIGA O PADU I VELIČINI ČOVEKA
Aleksieevsk Ravelin: Otryvok Iz Vospominan (Russian Edition)
Mettre un Ravelin & un Ouvrage Couronné devant un Ouvrage à Cornets
Milleniemonumentet vid Stora Teatern - Ravelin Prins Carl
Dance Til Your Stockings are Hot and Ravelin': A Tribute to the Music of the "Andy Griffith Show"
Books that were in Fyodor Dostoyevsky during his stay in Alexeyev Ravelin Peter and Paul Fortress (1849)
Archeological Investigations: the Southeast Front (Water Battery Vicinity) and Ravelin Dry Moat, Package No. FOMC 276B, Fort McHenry...
1. The fears have prompted several countries to embark on massive armament plans.
几个国家开始实施大规模的军备计划，以防患于未然。
来自柯林斯例句
2. Redundancy is the spur for many to embark on new careers.
裁员促使很多人开始从事新事业。
来自柯林斯例句
3. Bob ordered brigade HQ to embark.
鲍勃命令旅指挥部登船。
来自柯林斯例句
4. Some forethought and preparation is necessary before you embark on the project.
你着手进行这个项目之前必须有所考虑，有所准备。
来自《权威词典》
5. He is about to embark on a new business venture.
他就要开始新的商业冒险活动.
来自《简明英汉词典》
[ embark 造句 ]
ravelin
