一手交錢，一手交貨

lit. one hand exchanges the cash, the other the goods (idiom) / fig. to pay for what you want in cash / simple and direct transaction

one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit

a skill / mastery of a trade / by oneself / without outside help

hand / (formal) to hold / person engaged in certain types of work / person skilled in certain types of work / personal(ly) / convenient / classifier for skill / CL:雙|双[shuang1],隻|只[zhi1]

handjob / manual stimulation

to hand over / to deliver / to pay (money) / to turn over / to make friends / to intersect (lines) / variant of 跤[jiao1]

to pay up / to shell out / to hand over the money to cover sth

surname Qian

coin / money / CL:筆|笔[bi3] / unit of weight, one tenth of a tael 兩|两[liang3]

to deliver goods

goods / money / commodity / CL:個|个[ge4]