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rfc 821
释义
RFC 821
RFC 821
(messaging, standard)
The original RFC defining SMTP.Updated by RFC 2821.
rfc:821
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ligular
ligularia
ligulas
ligulate
ligulate flower
ligule
ligules
ligulidae
ligulifloral
liguliflorous
liguloid
ligulosis
liguori, alfonso maria de'
liguorian
liguorist
ligur
ligure
ligures
liguri
liguria
liguria, italy
ligurian
ligurian air-sea interaction experiment
ligurian alps
ligurian apennines
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更新时间:2026/7/9 16:57:36