If you forget something and it comes back to you a couple of hours later, it's probably benign.

如果您忘记了某件事，并且它在几个小时后又回来了，那么它可能是良性的。

They told me the tumor is probably benign and with its removal that I'd likely make a full recovery.

他们告诉我这个肿瘤可能是良性的，切除后我可能会完全康复。