名詞 parenthesis:

1. either of two punctuation marks (or) used to enclose textual material
2. a message that departs from the main subject
   同義詞：digression, aside, excursus, divagation

1. One have to dismount from an idea and get into saddle again at every parenthesis.
   每當(dāng)遇上一個(gè)括號(hào)，就叫人不得不從一種想法下馬，然后再次騎上馬鞍。
2. The statistics were given in parenthesis.
   統(tǒng)計(jì)數(shù)字在括號(hào)里。

pa.ren.the.sis

n.（名詞）
【復(fù)數(shù)】 par.en.the.ses[-sôz.] 縮寫 par.,paren.
Either or both of the upright curved lines, ( or ), used to mark off explanatory or qualifying remarks in writing or printing or enclose a sum, product, or other expression considered or treated as a collective entity in a mathematical operation.
圓括號(hào)，圓括?。簝蓚€(gè)直立曲線或其中之一，（或），用于標(biāo)出解釋文字及書寫或打印中的限定語或包含一個(gè)和、積或其它在數(shù)學(xué)運(yùn)算中作為或被當(dāng)作是一個(gè)集體的性質(zhì)的表達(dá)式

A qualifying or amplifying word, phrase, or sentence inserted within written matter in such a way as to be independent of the surrounding grammatical structure.
插入成份，插入詞：在書寫中插入的與上下文的語法結(jié)構(gòu)沒有關(guān)系的限定或補(bǔ)充的詞、短語或句子
A comment departing from the theme of discourse; a digression.
插話，插曲，穿插：與討論的主題無關(guān)的看法；離題話
An interruption of continuity; an interval:
間歇，停頓：連貫的打斷；間歇：
例句：
.This is one of the things I wasn`t prepared for—the amount of unfilled time, the long parentheses of nothing.(Margaret Atwood)
.這是我沒作準(zhǔn)備的事情之一——空閑時(shí)間的數(shù)量及無所事事的停頓.(瑪格麗特·阿特伍德)

來源：
Late Latin [insertion of a letter or syllable in a word]
后期拉丁語 [在單詞插入一個(gè)字母或音節(jié)]
from Greek
源自 希臘語
from parentithenai [to insert]
源自 parentithenai [插入，穿插]
para- [beside] * see para-
para- [旁，側(cè)] *參見 para-
en- [in] * see en
en- [在…里面] *參見 en
tithenai [to put] * see dhô-
tithenai [放，置] *參見 dhô-