couplet
noun [ C ] uk/ˈkʌp.lət/ us/ˈkʌp.lət/
（尤指长度、韵脚相同的）对句
two lines of poetry next to each other, especially ones that rhyme (= have words with the same sounds) and have the same length and rhythm
a rhyming couplet 押韵对句
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。