secondhandWiktionary 原文中文来自 ECDICTadj.间接获得的，旧的，二手的，做旧货买卖的adv.间接地，间接听来，以旧货构词拆分second词根/词干+hand词根/词干词源说明From second + hand.释义（英文）形容词 Adjective(of goods) Not new; previously owned and used by another.(of a dealer) Dealing in such merchandise.(figurative) Indirect; from a secondary source; not firsthand.(of cigarette or cigar smoke) Inhaled