we met once long ago; they long ago forsook their nomadic life; left for work long ago; he has long since given up mountain climbing; This name has long since been forgotten; lang syne is Scottish

• 我们从前碰到过一次；他们很久以前就放弃了他们的游牧生活；早就去上班了；他早就放弃了登山；这个名字早就被遗忘了；lang syne是苏格兰话