英语词汇niche sign是什么意思，niche sign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	niche sign
释义	niche sign　【医】龛影, 豪德克氏征(一种穿孔性胃溃疡的X线征)
随便看	gas welding rubber hose gas welding technique gas welding torch butt gas welding tube mill gas well gas well gas withdrawal gas works gas works gas works (coal) tar gas x-ray tube gas zone refining gas-amplification ratio gas-bubble bath gas-cap drive gas-condensate liquid gas-cooled gas-cooled reactor gas-discharge counter gas-discharge display gas-discharge tube gas-discharge zone gas-electric drive gas-ether anesthesia gas-fading inhibitor

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。