比较两者共同点,人不能自拔是因为人离不开爱情,牙齿不能自拔是因为牙齿离不开牙龈,所以我这么翻译:
you can't resist love, just like teeth can't resist the gum.
People unable to extricate themselves, in addition to the teeth there is love
In addtiton to teeth,what people can not extricate oneself out of by themselves is love