中文的「眼屎」英文最常說 sleep（口語），完整一點的說法是 sleep in one’s eyes
、eye gunk、eye discharge，比較醫學的說法是 eye mucus。
以下例句給你參考：
I woke up with some sleep in my eyes.
我醒來的時候眼睛裡有些眼屎。
She rubbed the sleep from her eyes and yawned.
她揉掉眼屎，打了一個哈欠。
You’ve got a little sleep in the corner of your eye.
你眼角有點眼屎。
Kids often have eye gunk when they wake up.
小孩子常常起床會有眼屎。
The doctor said the eye discharge was just normal and nothing to worry about.
醫生說那只是正常的眼屎，沒什麼好擔心的。