He was puffing thoughtfully on his pipe.他若有所思地抽着烟斗。
He lit a cigar and puffed at it twice.他点燃一支雪茄, 吸了两口。
英汉双解词典包含368430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。