油管

pū shè yóu guǎn

铺设油管

lay oil pipes

méi xià yóu guǎn de jǐng

没下油管的井

untubed well

tā jīng cháng zài yóu guǎn shàng kàn shì pín

他经常在油管上看视频。

He often watches videos on the YouTube.