单词	semiannual
释义	sem·i·an·nu·al (sĕm′ē-ăny-əl, sĕm′ī-) adj. Occurring or issued twice a year. sem′i·annu·al·ly adv.
随便看	radiogram radiograph radiographer radiographic radiographically radiography radioimmunoassay radioimmunological radioimmunology radioiodine radioisotope radiolabel radiolarian radiolocation radiologic allocation allocator allochthon allochthonous allocution all of all of a sudden allogamy allogeneic allogeneically

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。