「雙計」

(pos:動詞)
<explanation>
yue:收雙倍價錢
eng:to charge twice the normal amount of money
<eg>
yue:淨飲雙計 (zing6 jam2 soeng1 gai3)
eng:to charge double if you only order a drink
<eg>
yue:新一代再冇剪髮過年嘅概念，好難再話農曆年前雙計。 (san1 jat1 doi6 zoi3 mou5 zin2 faat3 gwo3 nin4 ge3 koi3 nim6, hou2 naan4 zoi3 waa6 nung4 lik6 nin4 cin4 soeng1 gai3.)
eng:There's no concept of getting a haircut before the Chinese new year among the younger generation. These days, hair salons cannot charge double during that time.