onager

• 指一种中世纪攻城器械，用于投掷大石块和弹丸；也指亚洲野驴。

A noun referring to a type of medieval siege engine used for hurling large stones and missiles, or an Asiatic wild ass.

1. Siege weaponC2formaltechnical

   A type of medieval artillery engine used to hurl large stones or other projectiles during sieges.

   野驴式投石机

   • The army used an onager to break down the castle walls.
   • Medieval engineers designed the onager for maximum projectile force.
   • The onager could launch a stone weighing over 50 kilograms.

   同义词catapultmangonel

2. C1formalscientific

   A fast-running wild ass native to Asia, known for its speed and resilience in arid environments.

   亚洲野驴

   • The onager is a close relative of the domestic donkey.
   • Herds of onager can be found in the deserts of Mongolia.
   • Conservation efforts are underway to protect the endangered onager.