名词
中文翻译：外部屏蔽
同义词：
['outer shield', "outer barrier例句：1. The external shield is designed to protect against external threats.（外部屏蔽设计用来抵御外部威胁。）2. The company's external shield is strong enough to withstand any attack.（公司的外部屏蔽足够强大，可以抵御任何攻击。）"]
例句：
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1. The external shield is designed to protect against external threats.
外部屏蔽设计用来抵御外部威胁。
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2. The company's external shield is strong enough to withstand any attack.
公司的外部屏蔽足够强大，可以抵御任何攻击。
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3.The new technology provides an additional layer of external shield for security.
新技术提供了额外的安全层作为外部屏蔽。