noun
breathing hole; respiratory opening
Biological term for an opening used for breathing, such as a whale's blowhole, an insect's spiracle, or a snorkel's breathing tube.
クジラは呼吸孔から潮を吹く。
Whales blow spray from their blowholes.
昆虫の呼吸孔は体の側面にある。
Insects have spiracles on the sides of their bodies.