a small animal with a long, thick tail and red, grey or black fur. Squirrels eat nuts and live in trees. 松鼠 
Oxford Collocations Dictionaryadjective- grey/gray
- red
- dart
- scamper
- scurry
- …
Word OriginMiddle English: shortening of Old French esquireul, from a diminutive of Latin sciurus, from Greek skiouros, from skia ‘shade’ + oura ‘tail’. Current verb senses date from the early 20th cent.
