3betme e 世博

Shì bó abbr. for 世界博覽會|世界博览会[Shi4 jie4 Bo2 lan3 hui4], World Expo

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)