小狗在公园里自由自在地奔跑。

The puppy ran ___untethered around the park.

他无拘无束的热情感染了整个团队。

His ___untethered enthusiasm energized the entire team.

她的思维不受传统观念的束缚，非常自由独立。

Her thinking is completely ___untethered from conventional ideas.