名词
中文翻译：上气缸套磨损
同义词：
['upper cylinder wear', "upper cylinder wear out例句：1. The engine's upper cylinder bore wear is severely affecting its performance.（发动机的上气缸套磨损严重影响了其性能。）2. The maintenance crew has been working tirelessly to keep the upper cylinder bore wear at a minimum.（维修团队一直在努力工作，以将上气缸套磨损降至最低。）"]
例句：
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1. The engine's upper cylinder bore wear is severely affecting its performance.
发动机的上气缸套磨损严重影响了其性能。
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2. The maintenance crew has been working tirelessly to keep the upper cylinder bore wear at a minimum.
维修团队一直在努力工作，以将上气缸套磨损降至最低。
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3.Due to the high-speed operation of the engine, it is inevitable that there will be some upper cylinder bore wear.
由于发动机高速运行，不可避免地会有一些上气缸套磨损。