单词	unfailing
释义	un·fail·ing (ŭn-fālĭng) adj. 1. Always able to supply more; inexhaustible: an unfailing source of good stories. 2. Constant; unflagging: unfailing loyalty. 3. Incapable of error; infallible. un·failing·ly adv.
随便看	securely securement secureness securer bioprospector biopsic biopsy biopsychology bioptic bioreactor bioregion bioregional bioregionalism bioregionalist bioremediation bioresearch bioreserve biorhythm biorhythmic BIOS biosafety bioscience bioscientific bioscientist bioscope

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。