英语词汇背部保持挺直是什么意思，背部保持挺直的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-电脑手机教程网

单词	背部保持挺直
释义	DEFINITIVE EXAMPLES 权威例句〔bend〕Bend your knees, but keep your back straight.膝盖弯曲，背部保持挺直。朗文当代〔hold〕Try to hold your back straight.尽量使背部保持挺直。外研社新世纪
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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。