在 + Location + 跑来跑去
跑来跑去 (pǎolái pǎoqù) means "running back and forth" or "running around." It is a repeated directional compound that uses the pattern Verb+来+Verb+去 to express continuous, repeated movement in multiple directions.
小孩子在房间里跑来跑去,根本停不下来。
Xiǎo háizi zài fángjiān lǐ pǎo lái pǎo qù, gēnběn tíng bù xiàlái.
The children were running around the room and simply couldn't stop.
那只小狗在院子里跑来跑去,特别开心。
Nà zhī xiǎo gǒu zài yuànzi lǐ pǎo lái pǎo qù, tèbié kāixīn.
That little dog was running around the yard, looking especially happy.
他在厨房和客厅之间跑来跑去,忙着准备晚饭。
Tā zài chúfáng hé kètīng zhījiān pǎo lái pǎo qù, máng zhe zhǔnbèi wǎnfàn.
He ran back and forth between the kitchen and the living room, busy preparing dinner.