a former Chinese custom of touching the ground with the forehead as a sign of respect or submission
同义词：kowtow
try to gain favor by cringing or flattering
同义词：fawn??/??toady??/??truckle??/??bootlick??/??kowtow??/??suck up
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。