买

mǎi to buy; to purchase

球

qiú ball; sphere; globe; CL:個|个[ge4]; ball game; match; CL:場|场[chang3]

用

yòng to use; to employ; to have to; to eat or drink; expense or outlay; usefulness; hence; therefore

什么

shén me what?; who?; something; anything

正规

zhèng guī regular; according to standards

app（ 关于

guān yú pertaining to; concerning; with regard to; about; a matter of

guān yú pertaining to; concerning; regarding; with regards to; about; a matter of; also written 關於|关于

买

mǎi to buy; to purchase

球

qiú ball; sphere; globe; CL:個|个[ge4]; ball game; match; CL:場|场[chang3]

用

yòng to use; to employ; to have to; to eat or drink; expense or outlay; usefulness; hence; therefore

什么

shén me what?; who?; something; anything

正规

zhèng guī regular; according to standards

app 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]

简介

jiǎn jiè summary; brief introduction

） 地址

dì zhǐ address; CL:個|个[ge4]

：jj11net