名词短语
中文翻译：加固的边
同义词：
['strengthened', 'reinforced', 'strengthened']
例句：
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1.The new car has a stronger engine than the old one.
这款新车比旧车引擎更强劲。
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2.The fence was strengthened to prevent further damage.
为了阻止进一步的损害，加固了篱笆。
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3.The company has strengthened its defenses against cyber threats.
该公司已加强其网络防御以对抗网络威胁。