parenthesis

US /pəˈren.θə.sɪs/
UK /pəˈren.θə.sɪs/
"parenthesis" picture
1.

括号, 插入语

a word, clause, or sentence inserted as an explanation or afterthought into a passage with which it has not necessarily any grammatical connection, usually marked off by brackets, dashes, or commas

:
The author used a parenthesis to add extra information.
作者使用括号添加额外信息。
His speech was full of interesting asides and parentheses.
他的演讲充满了有趣的旁白和插入语
2.

括号

either of a pair of round brackets ( ) used to mark off a parenthetical word or phrase

:
Please enclose the optional information in parenthesis.
请将可选信息放在括号内
The number in parenthesis indicates the page reference.
括号中的数字表示页码。