雅思词汇常用词根有哪些答:-aster-,-astro-,-stellar- star asterisk -audi-,-audit- hear audience -auto- self autograph -bio- life biology -capit- head, chief capital, captain -ced-go, move,yield precede -chron- time chronic -cycle- circle unicycle -dic-,-dict- say, speak contradic -fact-,fect- make...