名词中文翻译
中文翻译：保护墙
同义词：
['guardian wall', 'protective barrier']
例句：
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1. The city has a protecting wall around its historic center to prevent vandalism.
这个城市在其历史中心周围建了一道保护墙，以防止破坏。
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2. The scientist used a protective barrier to shield the delicate samples from contamination.
科学家使用一种保护屏障来保护这些易受污染的样本。
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3. The children were playing safely on the protective wall while their parents watched from the other side.
孩子们在保护墙上安全地玩耍，而他们的父母则从另一边观看。