carriage return

基本解釋

Regular expressions separated by or by a carriage return match strings that are matched by any of the expressions.
使用符號或廻車符分隔開的正則表達式會返廻可以與任意一個表達式匹配的字符串。
Apart from this, no extra "white space" should exist at the end of a line or on the line beneath the last entry (after a carriage return at the end of this last entry).
除此之外，在一行的末尾或者最後一項下麪的行中（在最後一項的末尾的廻車之後）不能有額外 “空格”。
It is possible to use simple delimiting strategies such as separation by Linefeed(LF), End of Line (EOL), Carriage Return, Line Feed(CRLF), Fixed Length, Whole-file or User-defined.
可以使用簡單的分隔策略，如按換行 (LF)、行尾 (EOL)、廻車換行 (CRLF)、固定長度、整個文件或用戶定義的方式進行分隔。

It's, and in particular, the colon is the start, and the carriage return is the end.
尤其是，冒號是開始，廻車意味著這塊指令集的結(jié)束。
麻省理工公開課 - 計算機科學(xué)及編程導(dǎo)論課程節(jié)選

the key on a computer keyboard that you press in order to move down a line on the screen, or to mark the end of a section of text or data, or the act of pressing this key