extension

n.[计]文件名
形容词：extensional
extension详解释义
extension双解释义
extension英英释义
n.(名词)
扩大，扩展，伸展，延长，伸长，延伸
扩大部分，延长部分
延期，缓期
增设部分，增建部分
电话分机
范围
缓期
广度
延长线
附加物
铺张
【物】广延性
n.(名词)
[U]延伸,扩展 (an example of) the act of extending or being extended
[C]增加部分 a part which is added to make sth longer, wider, or larger
[C]电话分机 any of many telephone lines which connect various rooms or offices in a large building to the switchboard
Noun
a mutually agreed delay in the date set for the completion of a job or payment of a debt;

"they applied for an extension of the loan"

act of expanding in scope; making more widely available;

"extension of the program to all in need"

the spreading of something (a belief or practice) into new regions
an educational opportunity provided by colleges and universities to people who are not enrolled as regular students
act of stretching or straightening out a flexed limb
a string of characters beginning with a period and followed by one or more letters; the optional second part of a PC computer filename;

"most applications provide extensions for the files they create"
"most BASIC files use the filename extension .BAS"

the most direct or specific meaning of a word or expression; the class of objects that an expression refers to;

"the extension of `satellite of Mars' is the set containing only Demos and Phobos"

the ability to raise the working leg high in the air;

"the dancer was praised for her uncanny extension"
"good extension comes from a combination of training and native ability"

amount or degree or range to which something extends;

"the wire has an extension of 50 feet"

an additional telephone set that is connected to the same telephone line
an addition to the length of something
an addition that extends a main building
extension例句
extension搭配
用作名词(n.)
Method will only return one unique file name per file name extension.
方法对每个文件名扩展名只返回一个唯一文件名。
You can optionally filter the list by extension and keyword contained inthe file name, and also choose to include sub-directories.
你可以按照包含在文件名当中的扩展名和关键字有选择地过滤列表，并且还可以选择包括子目录。
动词+～
ask for〔request〕 an extension
要求延期
get〔receive〕 an extension
得到延期
grant an extension
批准延期
形容词+～
three-month extension
三个月的期限
two-room extension
扩建了两间屋
further extension
进一步延长
名词+～
business extension
分店营业所
pedal extension
踏板的接长节
railway extension
铁路的延长部分
telephone extension
电话分机
time extension
延长时间
～+名词
extension ladder
伸缩梯
extension number
分机号
extension spring
弹簧
～+介词
extension of time limit
时限的延长
extension to the hospital
医院的扩建
extension近义词
addition
increase
decrease
shortening