zài / mǎ lā sōng / bǐ sài / zhōng / bǔ jǐ chē / wèi / xuǎn shǒu / tí gōng / yǐn yòng shuǐ

在马拉松比赛中，补给车为选手提供饮用水。

During the marathon, support vehicles provide drinking water for the runners.