1、We were walking in single file to the lake.
我們排成單行走向湖邊。

2、Run in single file with a group of three or more runners.
3個或更多跑步者為一組，以一路縱對的形式跑步。

3、a line of people in single file performing the conga dance.
排成一列跳康茄舞的一群人。

4、They made their way in single file along the cliff path.
他們一個接著一個沿懸崖小徑前進。

5、a line of people in single file performing the conga dance
排成一列跳康茄舞的一群人。

in single file翻譯