(often in compounds 常构成复合词 a seat with legs but with nothing to support your back or arms 凳子 
a bar stool 酒吧高凳 a piano stool 钢琴凳 She pulled up a stool next to me. 她把凳子拖到我身边。
Oxford Collocations Dictionaryadjective- high
- tall
- small
- …
- be perched on
- perch on
- sit (down) on
- …
- (
medical 医学 a piece of solid waste from your body 粪便；大便
Word OriginOld English, of Germanic origin; related to Dutch stoel, German Stuhl, also to stand.
Idioms
fall between two stools
- (British English)
to fail to be or to get either of two choices, both of which would have been acceptable 两头落空；鸡飞蛋打