英语词汇proper operation是什么意思，proper operation的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	proper operation
释义	DEFINITIVE EXAMPLES 权威例句〔upkeep〕Maintenance in proper operation, condition, and repair.保养：为保证正常的运行，状况，和修缮状况所做的保养美国传统
随便看	planting stock planting strip plantings plantings advance rapidly plantiose plantisul plantlet plantlet plantlike plantlike plantlike flagellate plantling plantmilk plantmix plantocracy plantose plantproduction plantpurification plants plants plants plantscale plantsman plantula plantule

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。