名词
中文翻译：锈瘤
同义词：
['rust patch', "rust spot例句：1. The car's engine has a rust inclusion that needs to be removed.（这辆车的引擎有一个需要去除的锈瘤。）2. The old car had several rust inclusions on the body.（那辆旧车车身有几个锈瘤。）"]
例句：
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1. The car's engine has a rust inclusion that needs to be removed.
这辆车的引擎有一个需要去除的锈瘤。
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2. The old car had several rust inclusions on the body.
那辆旧车车身有几个锈瘤。
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3. The engineer noticed a rust inclusion in the metal structure of the bridge.
工程师注意到桥梁金属结构中有锈瘤。