A little farther down the line on Seymour Street, Erica Harrison from Calgary, Alberta stands in line behind a baby carriage.

VOA: standard.2010.02.17

So you can think of a new line as being rolling the paper up so you're on a new line but a carriage return moves the cursor or moves that writing head all the way back to the left.

你们可以把换行想象成翻纸,把回车当做是将光标,移动到最左边。

哈佛公开课 - 计算机科学课程节选