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词根:-astr-, -aster-, -stell-

【词根含义】:星

【词根来源】:-astr-和-aster-来源于希腊语astron/aster(星),-stell-来源于拉丁语名词stella, stellae, f(星)。均可追溯至原始印欧语ster-。

【同源单词】:astral, astrodome, astroid, astrology, astronaut

词根:-naut-, -nav-

【词根含义】:船

【词根来源】:-naut-(船)来源于希腊语naus(船);-nav-(船)来源于拉丁语中navis(船)及其派生词navia(舰队)和navalis(船的)。

【同源单词】:aeronaut, aeronautics, aquanaut, astronaut, astronautic

词根:-act-, -ag-, -ig-

【词根含义】:做,行动; 驾驶,引导

【词根来源】:来源于拉丁语动词ago, agere, egi, actus(行动)。

【同源单词】:act, acting, action, activate, active

词根词缀:astro-, astr-

【来源及含义】Greek: star, stars, star shaped; also pertaining to outer space

【同源单词】apastron, archaeoastronomer, archaeoastronomy, astro-alchemist, astrobiology, astroblast

词根词缀:-ation, -ization, -isation

【来源及含义】Greek > Latin: a suffix; action, act, process, state, or condition; or result of doing something

【相关描述】Although there are over 1,450 word entries ending with -ation or -ization listed in this unit, there are certainly many more which exist in the English language. At any rate, this unit provides a significant number of -ation and -ization examples for you to see.

【同源单词】abarticulation, abbreviation, abdication, abdominal examination, aberration, abevacuation