pent-
短语[医] 五
释义与例句
affix
-
1.
Alternative form of penta- used before a vowel.
-
2.
Used for the digit five to form systematic element names of elements whose existence has been predicted, and which have not yet been given a trivial name.
化学un- (“1”) + bi- (“2”) + pent- (“5”) + -ium (element suffix) → unbipentium (“element 125”)