1. Non-plugging bonnet and throttle orifice. 无堵塞阀帽和节流孔。
2. The mage can create ectoplasm from one of his orifices (usually his mouth or nostrils) or the orifice of a corpse. 法师能制造一个空灵从他的孔（通常是嘴或者鼻孔）或者一具尸体的孔。
3. Gas (working fluid) from entering the spiral cavity suction tank by compression and exhaust through the exhaust orifice discharge cavity. 气体（工质）由吸气腔进入螺槽内，经压缩后通过排气孔口和排气腔排出。
英英解释
n.
1. an aperture or hole that opens into a bodily cavity
