bǐ / sài / kāi / shǐ / hòu / yùn / dòng / yuán / men / yòng / lì / huá / zhe / huá / tǐng / xiàng / qián / chōng比赛开始后,运动员们用力划着划艇向前冲。After the race began, the athletes powered their racing boats forward.