菸
鹼
酸
菸
鹼
酸
Definitions3 characters (vitamin B3); nicotinic ; Pyridine-3-carboxylic C6H5NO2
Usage•••frequent
Pronunciations
菸
鹼
酸
As word
1niacin (vitamin B3); nicotinic acid; Pyridine-3-carboxylic acid C6H5NO2
2niacin (vitamin B3); nicotinic acid; Pyridine-3-carboxylic acid C6H5NO2
3niacin (vitamin B3); nicotinic acid; Pyridine-3-carboxylic acid C6H5NO2
