投石机: 古代投掷物体之发射器,用作发射长箭或重型球状物.Ballista: Ancient missile launcher designed to hurl long arrows or heavy Balls.图示:肝脏小胆管内可见黄绿色球状物,其为胆红素.The yellow - green globular material seen in small bile ductules in the liver here is bi...

“球状物”的英语可以翻译为：all，globe ...