zhè / zhǒng / shuǐ / gēng / fǎ / kě / yǐ / zài / chéng / shì / lǐ / zhòng / zhí / xīn / xiān / shū / cài / 。这种水耕法可以在城市里种植新鲜蔬菜。This hydroponic method allows growing fresh vegetables in urban areas.