铅

In sentences Pinyin

越来越yuè lái yuè多duō的de环保huán bǎo者zhě开始kāi shǐ宣传xuān chuán和hé使用shǐ yòng以yǐ环保huán bǎo的de无wú铅qiān汽油qì yóu为wèi燃料rán liào的de汽车qì chē。越來越yuè lái yuè多duō的de環保huán bǎo者zhě開始kāi shǐ宣傳xuān chuán和hé使用shǐ yòng以yǐ環保huán bǎo的de無wú鉛qiān汽油qì yóu為wèi燃料rán liào的de汽車qì chē。More and more environmentalists advocate and use environmentally friendly unleaded petrol in cars. #736841