I got it on the cheap.
这东西我买得便宜。
buy, sell, get sth on the cheap
便宜地买、 卖、 得到某事物.
To buy at a lower price than a competitor.
出低价买买得比对的所出价便宜
He got a line on where to buy cheaper supplies.
他得到到何处买便宜供应品的消息。
I was very lucky to get the book so cheap.
我这本书买得这么便宜是很幸运的。
If he bought cheap ones again, he would have to replace them very soon.
如果再买副便宜的，他很快又得换新的。
Bamboo chopsticks are practical, common and cheap, everyone can afford to buy them.
竹筷实用，普通、便宜，谁都买得起。
Usually it is cheaper to rent than it is to buy and to pay a mortgage.
通常租房子住要比买房或还贷款要便宜得多，
I am going to buy something cheap.
我要买些更便宜的东西。
strike or complete a bargain.
通过协商买到便宜货。
It comes cheaper if you buy things in bulk.
成批买东西就便宜些.
Things are usually cheaper if they are bought in bulk.
成批买东西通常就便宜。
I bought it at a low price--it was very cheap.
我以低价买来的——很便宜。
When prices are low,he buys in.
当价格便宜时他买进。
I bought those new plates cheaply,and the pretty rose pattern has worn off already.
这些新盘子我买得很便宜,盘上漂亮的玫瑰花纹图案已经磨掉了。
The watch appears to the eye to be a good buy, but it may not be.
那块表看上去好像很便宜，但实际上也许买得不合算。
"Cheap is dear, and dear is cheap"is Businessmen's jargon.
便宜无好货，好货不便宜，这是买卖人的行话。
What costs little is little esteemed.
便宜的东西得不到珍视。