名词
中文翻译：包围墙
同义词：
['enclosed wall', 'enclosure wall']
例句：
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1.The enclosing wall is made of bricks and reinforced concrete.
这堵包围墙是用砖和钢筋混凝土做的。
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2. The enclosing wall was built to keep the animals in their enclosure.
这堵包围墙是为了把动物关在它们的围栏里而建的。
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3.The enclosing wall is a crucial part of the security system.
这堵包围墙是安全系统的关键部分。