GbEng
士兵们加强了他们的防御工事。 The soldiers strengthened their defenses.
防御工事已筑好，准备对付敌人进攻。 The defences are kept in readiness for any enemy attack.
炮台公园曼哈顿岛南端的公园，位于纽约东南部的纽约湾北端。1808年为保护港口而建，早期荷兰和英国的防御工事及克林顿城堡就在此地 A park at the southern tip of Manhattan Island at the upper end of New York Bay in southeast New York. It is the site of early Dutch and English fortifications and of Castle Clinton, built in1808 for the defense of the harbor.
该国的防御能力薄弱. The country's defences are weak.
他们订出了该城的防御计划. They planned the defence of the town.
敌人冲破了我们的防御工事。 The enemy brushed aside our defences.
这些防御工事都是上次战争时修筑的. These fortifications were all built during the last war.
我部队在临河高地上占据了防御阵地. Our troops took up defensive positions on high ground overlooking the river.
就防御的观点来说，我们需要购买更多精密的武器。 As far as defense is concerned, we need to buy more sophisticated weapons.
这些防御工事是上次战争时修建的。 These fortifications were built during the last war.
防御器官动物或植物的防护层，结构或器官，如牙齿，爪子，荆棘或乌龟的壳 A protective covering, structure, or organ of an animal or a plant, such as teeth, claws, thorns, or the shell of a turtle.