1
- (of goods) having had a previous owner; not new（货物）二手的; 旧的：
a second-hand car.
二手车。
1.1
- attrib. denoting a shop where such goods can be bought经营旧货的：
a second-hand bookshop.
旧书店。
2
- (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。
1
- 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。
2
- on the basis of what others have said; indirectly援引地; 间接地：
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
at second hand
- by hearsay rather than direct observation or experience传闻, 道听途说。