眼科医生用特殊仪器检查了眼底。

The ophthalmologist examined the ___fundus of the eye with a special instrument.

医生在检查中发现患者眼底有轻微病变。

The doctor found a minor lesion in the ___fundus during the examination.

医生通过测量宫底高度来监测胎儿发育情况。

The doctor checked the position of the ___fundus to monitor the baby's growth.