In Ancient Greek grammar, a perispomenon is a word with a circumflex accent on the last syllable. A properispomenon is a word with a circumflex on the second-to-last syllable.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。