Yabla video uses of 旧金山

谷歌 Gǔgē
安排 ānpái
工程师 gōngchéngshī
dài
zhe
眼镜 yǎnjìng
zài
旧金山 Jiùjīnshān
上空 shàngkōng
tiào
sǎn
Google arranged for an engineer to wear the glasses while parachuting over San Francisco,