跑光

zhè jiāo juǎn pǎo guāng le

这胶卷跑光了。

The roll of film has been exposed to light.

nǐ ràng chē tāi de qì dōu pǎo guāng le

你让车胎的气都跑光了！

You've let all the air out of the tyres!

tā gū shēn yī rén zài nóng cūn li xiàn guān dōu pǎo guāng le

他孤身一人在农村里，县官都跑光了。

He was alone in the countryside. All the county officials had gone.