a final touch; a crowning achievement; a culmination
同义词:finishing touch??/??copestone
a stone that forms the top of wall or building
同义词:copestone??/??coping stone??/??stretcher
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。