Here’s a really straightforward word to add to your vocabulary. Just like the English word and used in exactly the same way – secondhand.
I’m sure you can guess from the image above, the disgusted look on the child’s face was caused by secondhand smoke: 二手菸（Èrshǒu yān）. Smoking aside, if you want to save some cash you might consider buying some secondhand goods: 二手貨（二手货 Èrshǒu huò）such as a secondhand car 二手車（二手车 Èrshǒu chē） or secondhand TV 二手電視（二手电视 Èrshǒu diànshì）, easy 吧!?