释义
adj.
(of goods)having had a previous owner; not new
（货物）二手的；旧的
-
a second-hand car .二手车。
[ attrib.]denoting a shop where such goods can be bought
经营旧货的
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a second-hand bookshop .旧书店。
(of information or experience)accepted on another's authority and not from original investigation
（信息，经验）间接的，第二手的
-
second-hand knowledge of her country .对她国家的间接了解。
adv.
on the basis that something has had a previous owner
二手
-
tips on the pitfalls to avoid when buying second-hand .关于买二手货要避免上当受骗的建议。
on the basis of what others have said; indirectly
援引地；间接地
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I was discounting anything I heard second-hand .凡是间接听来的东西，我都要掂量掂量。
短语
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at second hand by hearsay rather than direct observation or experience 传闻，道听途说