【Copy url：ac99·net】 买

mǎi to buy; to purchase

世

shì life; age; generation; era; world; lifetime; epoch; descendant; noble

Shì surname Shi

预赛

yù sài preliminary competition; to hold preliminary heats

的

de of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis)

dí really and truly

dì aim; clear

dī see 的士[di1 shi4]

软件

ruǎn jiàn (computer) software