Yèhuàqì yòngwán le, děi dǎ diànhuà jiào rén sòng yí guàn lái.
The gas has run out; we'll have to phone someone to bring a new cylinder.
Tips
usage
Where there is no piped 天然气 (natural gas), households cook on cylinders of 液化气, refilled at a gas depot or delivered to the door. Many people loosely call any cooking gas 煤气.