1.【动】(昆虫类的)呼吸孔,气门;(鲸类的)喷水孔
2.通气孔
1.a small vent in a lava flow that allows the escape of built-up gases
2.a small paired aperture along the side of the thorax or abdomen of an insect or spider through which air enters and leaves
3.a small gill slit or opening behind the eye area of some fishes such as skates and rays
4.a blowhole of a whale, dolphin, or similar ocean mammal
1.a small vent in a lava flow that allows the escape of built-up gases
2.a small paired aperture along the side of the thorax or abdomen of an insect or spider through which air enters and leaves
3.a small gill slit or opening behind the eye area of some fishes such as skates and rays
4.a blowhole of a whale, dolphin, or similar ocean mammal
1.For breathing, water is pumped into the gill cavity through a small spiracle and across the gills for gas exchange.
对于呼吸，水经过一个小的呼吸孔被灌入鳃腔与越过鳃达成气体交换。
2.Construction Technique and Application of Rotary Spiracle Stake
旋喷桩的施工技术及其应用
3.Adjustment of spiracle interval for multi -cylinder engine
多缸发动机气门间隙的调整