cannon ball

• 从大炮射出的金属或石制弹丸；也指跳水时抱膝团身跳入水中、激起大水花的动作。

A large metal or stone projectile fired from a cannon, or a diving position where a person curls into a ball and jumps into water, creating a large splash.

1. ProjectileB1formal

   A large, heavy metal ball fired from a cannon.

   炮弹

   • The museum displayed an old cannon ball from the war.
   • Cannon balls were used in naval battles centuries ago.
   • The cannon ball flew across the battlefield.

2. Diving styleA2informal

   A diving technique where a person curls into a ball and jumps into water, often making a big splash.

   炸水跳

   • He did a cannon ball off the diving board.
   • The kids were laughing and doing cannon balls into the pool.
   • She won the contest for the biggest cannon ball splash.