名詞 epistle:

1. a specially long, formal letter
2. a book of the New Testament in the form of a letter from an Apostle

1. Her mother sends her a long epistle every week.
   母親每周給她寫封長信。

e.pis.tle

n.（名詞）
A letter, especially a formal one.See Synonyms at letter
書信：書信，尤指正式信件參見 letter
A literary composition in the form of a letter.
書信體的文學(xué)作品
Epistle Abbr. Epis.,Epist.Bible
Epistle 縮寫 Epis.,Epist.【圣經(jīng)】
One of the letters included as a book in the New Testament.
使徒書信：在新約中當(dāng)作福音書收錄的書信
An excerpt from one of these letters, read as part of a religious service.
使徒書信節(jié)選：從使徒書信中選取的，作為宗教儀式或活動的一部分來誦讀的一段

來源：
Middle English epistel
中古英語 epistel
from Old French epistle
源自 古法語 epistle
from Latin epistola
源自 拉丁語 epistola
from Greek epistolô
源自 希臘語 epistolô
from epistellein [to send a message to]
源自 epistellein [送信給]
epi- [epi-]
epi- [前綴，表.在…前.]
stellein [to send] * see stel-
stellein [送] *參見 stel-