常见例句用作名词 (n.)All of these require wearing skis and using poles for balance and propulsion, with the biathlon requiring a rifle for shooting targets.所有这些项目都需穿着滑雪板并使用滑雪杖来保持平衡以推动前行，而现代冬季两项比赛刚需要携带步枪射击目标。 返回 biathlon