词根词缀：-ist

【来源及含义】Greek > Latin: a suffix; one who believes in; one who is engaged in; someone who does something

【同源单词】abiogenist, abolitionist, abortionist, abrakophile, absolutist, absurdist

词根词缀：libra-, liber-, libri-

【来源及含义】Latin: balance; to be balanced; to make even; Roman pound

【同源单词】acid-base balance, balance, balance, deliberate, deliberated, deliberately