例句：
您肯定碰到过这种情形，有人叫您不要做某事，因为它是 “没有先例的行为”，或者您真的不需要了解内幕。
You know all those times people have told you not to do something, because it's "undefined behavior", or that you don't really need to know the internals?
告诉人们，请人，命令，并遵循做某事…如果消极的.迫切需要，不要做后面的行。
Tell people, please people, order, and followed to do STH... If the negative imperative, not to do behind the line.