买

mǎi to buy; to purchase

球

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

平台

píng tái platform; terrace; flat-roofed building

app 下载

xià zǎi to download; also pr. [xia4 zai4]

维基百科

Wéi jī bǎi kē Wikipedia (online encyclopedia)

Wéi jī Bǎi kē Wikipedia (online encyclopedia)

地址

dì zhǐ address; CL:個|个[ge4]

：jj11net