-
used to emphasize that there is a large number or amount of sth （强调数目或数量大）
mile upon mile of dusty road
绵延数英里尘土飞扬的道路
thousands upon thousands of letters
成千上万封信件 -
immediately after sth 就在…之后；一…就
used to emphasize that there is a large number or amount of sth （强调数目或数量大）
mile upon mile of dusty road
绵延数英里尘土飞扬的道路
thousands upon thousands of letters
成千上万封信件
immediately after sth 就在…之后；一…就