英语词汇拱背线是什么意思，拱背线的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	拱背线
释义	DEFINITIVE EXAMPLES 权威例句〔extrados〕The upper or exterior curve of an arch.拱背线：拱顶上面或外缘的曲形线美国传统
随便看	combined isothermal treatment combined jewel bush combined journal and ledger combined key combined latent image combined lathe combined lesson combined lime combined line switchboard combined linear system combined listening&ringing key combined load combined loading combined logic function combined machine tool combined magnetic sound combined mariculture combined maximum marginal tax rate combined mechanism combined mereaptan and disulide sulfur combined mixer and sifter combined moisture combined moment combined monitor combined network

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。