单词	unnecessary
释义	un·nec·es·sar·y (ŭn-nĕsĭ-sĕr′ē) adj. Not necessary; needless. un·nec′es·sari·ly (-sârə-lē) adv.
随便看	first family first finger first floor first fruits firstfruits first-generation first gentleman firsthand first home first-in, first-out first lady first lieutenant first-line firstling firstly first mate first name First Nation First Nations first night first off first offender first off/thing first person first-person

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。