HSK 5
二手
èrshǒu形
indirectly acquired; second-hand (information, equipment etc); assistant
这台二手电脑还很好用。
Zhè tái èr shǒu diàn nǎo hái hěn hǎo yòng.
This second-hand computer still works well.
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New in the HSK 3.0 word list at level 5.