the state of matter distinguished from the solid and liquid states by: relatively low density and viscosity; relatively great expansion and contraction with changes in pressure and temperature; the ability to diffuse readily; and the spontaneous tendency to become distributed uniformly throughout any container
a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
a volatile flammable mixture of hydrocarbons (hexane and heptane and octane etc.) derived from petroleum; used mainly as a fuel in internal-combustion engines
a state of excessive gas in the alimentary canal
a pedal that controls the throttle valve
a fossil fuel in the gaseous state; used for cooking and heating homes
动词 gas:
attack with gas; subject to gas fumes
show off
例句
用作名词 (n.)
The air is infected with noisome gases. 空气受到了有害气体的污染。