Some of the groups had a dog underfoot throughout, while the others had none.

有部分小组在这个过程中始终有只狗在他们脚下晃悠，另外的小组则没有。

youdao

Some of the groups had a dog underfoot throughout, while the others had none.

有部分小组在这个过程中始终有只狗在他们脚下晃悠，另外的小组则没有。

youdao