nèi / ěr / shǒu / shù / shí / yī / shēng / xū / yào / xiǎo / xīn / bǎo / hù / qián / tíng / chuāng / zhōu / wéi / de / zǔ / zhī

内耳手术时，医生需要小心保护前庭窗周围的组织。

During inner-ear surgery, the doctor must carefully protect the tissue around the oval window.