掷弹兵们迅速占据了有利位置，准备向敌方投掷手榴弹。

The ___grenadiers quickly took up favorable positions, preparing to throw grenades at the enemy.

掷弹兵们在战场上以精准投掷手榴弹而闻名。

The ___grenadiers were known for their precise grenade throws on the battlefield.

科学家在海底峡谷发现了一群稀有的长尾鳕。

Scientists discovered a school of rare ___grenadiers in the underwater canyon.