cheap/ tʃiːp /

1.adjective
(inexpensive) 便宜的

2.adjective [+ticket] 
(reduced) 降价的

3.adjective [+fare] [ rate] 
廉价的

4.adjective
(poor quality) 劣质的

5.adjective [+remark] [ joke] 
粗鄙的

6.adverb
to buy/sell sth cheap 廉价买/卖某物

that was a cheap shot
那可真够低级的