OK, says it says enter a float. I give it something that can be converted into a float, it says fine. I'm going to go back and run it again though. If I run it again, it says enter a float.

好了，看到他说输入一个浮点数,我输入它可以转换为浮点数的值,那没问题，我回过来再运行一遍,如果我再运行一遍。

麻省理工公开课 - 计算机科学及编程导论课程节选

back when the British used to run India.

可以追溯到英国人统治印度的时期。

知道马球吗？ - SpeakingMax英语口语达人