堵塞 | dǔ sè | to clog up / blockage | |
梗死 | gěng sǐ | blockage / obstruction / infarction | |
冰塞 | bīng sāi | ice blockage / freezing of waterway | |
冰坝 | bīng bà | freezing blockage / dam of ice on river | |
倒烟 | dào yān | to have smoke billowing from a fireplace or stove (due to a blockage in the chimney) |