a homeless boy who has been abandoned and roams the streets
同义词：street arab??/??gamin
an advertisement (usually printed on a page or in a leaflet) intended for wide distribution
同义词：circular??/??handbill??/??bill??/??broadside??/??broadsheet??/??flier??/??flyer
words spoken in a casual way with conscious under-emphasis
thrown away
同义词：cast-off(a)??/??discarded??/??thrown-away(a)
intended to be thrown away after use
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。