进入

jìn rù to enter; to join; to go into

：bb999net 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]