abc里有一个print语句，可以让你在屏幕上输出，还有一个input语句，让你可以从键盘上读入，但是ABC却没有办法可以把IO重定向到文件，或者从文件重定向到IO。

There was a print statement that wrote to the screen, and an input statement that read from a keyboard, but there was no way to redirect IO to or from a file.

youdao

abc里有一个print语句，可以让你在屏幕上输出，还有一个input语句，让你可以从键盘上读入，但是ABC却没有办法可以把IO重定向到文件，或者从文件重定向到IO。

There was a print statement that wrote to the screen, and an input statement that read from a keyboard, but there was no way to redirect IO to or from a file.

youdao