【机】 气孔
在线英汉词典
blow-hole的短语、例句:
blow-hole
n
1 vent for air, smoke, etc in a tunnel (隧道的)通风口.
2 hole in the ice through which seals, etc breathe (海豹等用以呼吸的)冰窟窿.
3 whale´s nostril situated at the back of its skull (鲸鱼的)鼻孔.
blow-hole