cer·e·bel·lum
noun/ˌserəˈbeləm/
/ˌserəˈbeləm/
(plural cerebellums, cerebella
(anatomy)/ˌserəˈbelə/
/ˌserəˈbelə/
)- the part of the brain at the back of the head that controls the activity of the muscles
小脑 Word Originmid 16th cent.: from Latin, diminutive of cerebrum ‘brain’.