华
HuaVoca下不为例
【下不為例】IDIOMS2 examples
1.
not to be repeated; not to be taken as a precedent; just this once
这次我就饶了你, 但下不为例。
This time I let it go, but there won't be a next time.
这次就算了，下不为例。
This time I deleted it, but I won't do it next time.
not to be repeated; not to be taken as a precedent; just this once