单词	extra-
释义	extra-extra- /ekstrə/ prefix Word Origin WORD ORIGINextra- Origin: Latin extra ‘outside’, from exter; ➔ EXTERNAL Examples EXAMPLES FROM OTHER DICTIONARIES extracurricular activities extramarital sex 1outside or beyond:  extragalactic (=outside our galaxy) extracellular (=outside a cell)2informal very or more than normal:  extra-large extra-strong extra-special
随便看	grout grove grovel grovelling grow Growbag growbag grower growing pains growl grown grown-up growth groyne Grozny grub grubbiness grubby grubstake grudge grudging grudgingly gruel gruelling gruesome

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