yī / shēng / tōng / guò / yǐng / xiàng / jiǎn / chá / guān / chá / huàn / zhě / de / qián / tíng / chuāng / shì / fǒu / zhèng / cháng

医生通过影像检查观察患者的前庭窗是否正常。

The doctor uses imaging to check whether the patient's oval window is normal.