Hái / zi / men / zài / cāo / chǎng / shàng / xīn / yuán / yì / mǎ / lǎo / shī / hěn / nán / ràng / tā / men / ān / jìng / xià / lái

孩子们在操场上心猿意马，老师很难让他们安静下来。

The children were restless and distracted on the playground, and the teacher could hardly get them to calm down.