In certain localities thin smoke holes gave off a sulfurous odor, showing that the inner fires still kept their wide-ranging power.
在某些地方还有轻微的喷烟,发出硫磺气味,证明内部的火仍然保持着它伸张发展的力量。
英语百科
Smoke hole
(重定向自Smoke holes)
A smoke hole (smokehole, smoke-hole) is a hole in a roof for the smoke from a fire to vent. Before the invention of the smoke hood or chimney, dwellings had smoke holes to allow the smoke from the hearth to escape.