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]

访问

fǎng wèn to visit; to call on; to interview; CL:次[ci4]

：bb77net