nǎi / nai / bǎ / huǒ / lóng / fàng / zài / jiǎo / biān / qǔ / nuǎn / wū / lǐ / dùn / shí / nuǎn / huo / qǐ / lái

奶奶把火笼放在脚边取暖，屋里顿时暖和起来。

Grandma placed the handwarmer by her feet, and the room soon felt warmer.