名词短语
中文翻译：外壳补丁
同义词：
['shell patch', 'shell repair', 'shell replacement']
例句：
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1. Thecar's casing was damaged in the accident.
汽车在事故中外壳受损。
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2.We need to replace the casing of the old computer with a new one.
我们需要用新的电脑壳替换旧的电脑壳。
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3.The engineer fixed the casing of the machine by replacing the worn parts.
工程师通过更换磨损的部分来修理机器的外壳。