do random, unplanned work or activities or spend time idly
同义词：putter??/??mess around??/??potter??/??tinker??/??monkey??/??monkey around??/??muck around
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。