shēng / wù / chái / yóu / kě / yǐ / bāng / zhù / jiǎn / shǎo / jiāo / tōng / yùn / shū / chǎn / shēng / de / wū / rǎn生物柴油可以帮助减少交通运输产生的污染。Biodiesel can help reduce pollution from transportation.