英语词汇底壳是什么意思，底壳的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	底壳
释义	DEFINITIVE EXAMPLES 权威例句〔sump〕The crankcase or oil reservoir of an internal-combustion engine.油底壳，油箱：内燃发动机的曲轴箱或罐美国传统
随便看	retry point retry register retry routine retry state retryCounter retsina retsina Retterer's staining rettery Rettger's egg-meat culture-medium retting retting pit retubing retune retune retune retuning reture fare returf return return return return return a call return a negative

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