单词	intra-
释义	intra-intra- /ɪntrə/ prefix formal or technical Word Origin WORD ORIGINintra- Origin: Late Latin, Latin intra ‘inside’, from an unrecorded Latin interus; ➔ INTERIOR2 Examples EXAMPLES FROM OTHER DICTIONARIES an intranet 1inside SYN  within:  intra-departmental (=within a department)2into:  an intravenous injection (=into a vein)
随便看	secretion secretive secretively secretiveness secretly secret police secret service sect sectarian sectarianism section sectional Section Eight sector sectoral secular secularism secularist secularization secularize secure securely Securities and Exchange Commission Securities and Investments Board security

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