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unleaded
01
not containing lead or other additives harmful to the environment
02
not having leads between the lines
例
The switch to unleaded fuel has contributed to a significant decrease in air pollution in urban areas.
The automotive industry transitioned to unleaded fuel to accommodate the use of catalytic converters in vehicles.
Gas stations prominently display signs indicating the availability of unleaded fuel options.
Environmental regulations have phased out leaded gasoline, leading to the widespread use of unleaded alternatives.
