单词：
gas
D.J.[ɡæs]
K.K.[ɡæs]
n.
气体
Fluid
includes both gasses and liquids.
流体包括气体和液体.
煤气
Turn the gas
on and we'll have a cup of tea.
点上煤气,
咱们沏杯茶吧.
祝好!