https://github.com/1c7/Crash-Course-Computer-Science-Chinese/blame/9db1a3e0c5ae81a915ed5c2c1977c03261cf71a0/(%E5%AD%97%E5%B9%95)%E5%85%A840%E9%9B%86%E4%B8%AD%E8%8B%B1%E5%AD%97%E5%B9%95%E6%96%87%E6%9C%AC/15.%20%E9%98%BF%E5%85%B0%C2%B7%E5%9B%BE%E7%81%B5-Alan%20Turing.ass.txt#L143 > a Turing Machine that reads a string of ones ending in a zero > 让图灵机读一个以零结尾的字符串 这里的字符串是“以零结尾的一串连续的数字一”，不是别的字符串。
https://github.com/1c7/Crash-Course-Computer-Science-Chinese/blame/9db1a3e0c5ae81a915ed5c2c1977c03261cf71a0/(%E5%AD%97%E5%B9%95)%E5%85%A840%E9%9B%86%E4%B8%AD%E8%8B%B1%E5%AD%97%E5%B9%95%E6%96%87%E6%9C%AC/15.%20%E9%98%BF%E5%85%B0%C2%B7%E5%9B%BE%E7%81%B5-Alan%20Turing.ass.txt#L143
这里的字符串是“以零结尾的一串连续的数字一”，不是别的字符串。