1·Very old or of long standing.
古老的；久远的：古老的，存在很久的。
2·This is a firm of long standing.
这是一家历史悠久的商号。
3·They are enemies of long standing.
他们是维持了很久的仇敌。
4·Their relationship is of long standing.
他们的关系维持了很久。
5·Their acquaintance was of long standing.
我是在一次聚会上认识他的。
6·The treaty between them is of long standing.
他们之间的协定维持了很久。
7·Her opposition to the plan is of long standing.
她对这一计划的反对是旷日持久的。
8·Of long standing, Confucianism is the core of Chinese Culture.
儒家思想渊远流长，构成中国民族文化的核心。
9·B.Our two countries are neighbors whose friendship is of long standing.
我们两国是友谊长存的友好邻邦。
10·China has a long history and its architecture culture is of long standing.
中国有着悠久的历史，其造物文化也源远流长。