1.The siphon connects directly to the spiracles and, when kept out of water, allows the creature to breathe.

细管直连着呼吸孔在探出水外时这种生物就能呼吸了。

2.This reserve of tiny air bubbles is kept at the tip of its abdomen right where the spiracles are.

它把这个小气泡保存在腹部里正好有呼吸孔。

3.They have a system of external openings called spiracles, that lead to a branching network of tubes called tracheae, that diffuse oxygen through their bodies.

它们有个称为气孔的外部开口系统，通向个称为气管的分支网络，通过它们的身体扩散氧气。机翻

4.It is certain that the mouth indirectly communicates with the spouting canal; but it cannot be proved that this is for the purpose of discharging water through the spiracle.

可以肯定，它的嘴地与喷水管道相通；但是，无法证明这种结构的目的是为了通过喷水孔排水。

5.On every side the seven gables pointed sharply towards the sky, and presented the aspect of a whole sisterhood of edifices, breathing through the spiracles of one great chimney.

每侧的七座山墙尖锐地指向天空，呈现出整个姐妹建筑的外观，通过个大烟囱的尖顶呼吸。机翻

6.Nurse sharks even nap on the seafloor; however, they use a form of ram ventilation in which they draw in water through nostril-like structures near the eyes, called spiracles, and force it out through the gills.

铰口鲨甚至会在海底打盹；不过，它们采用的是种特殊的撞击呼吸，即通过眼睛附近的鼻孔状结构（称为鳃裂）吸水，然后用鳃将水排出。

7.You would almost think a great gun had been discharged; and if you noticed the light wreath of vapor from the spiracle at his other extremity, you would think that that was the smoke from the touch-hole.

你几乎会以为是门巨炮在发射；如果你还注意到在它另的喷水孔中冒出来的圈圈淡淡的雾气，你会以为是大炮火门里冒出来的烟。