grenadier/ˌɡrɛnəˈdɪr/复数形式grenadiers1榴弹鱼, 手榴弹鱼a large fish with a long ratlike tail that lives in the bottom of a sea, ocean, etc.Copy同义词： rattailrattail fish2掷弹兵a soldier who carries and throws a grenade or small bombCopy同义词： grenade thrower