Keratoconus
n. [医] 圆锥形角膜
🗣️ 情景例句
And miles to go before I sleep,
在我就寝前还得赶许多哩路
Don't cast out the foul water till you bring in the clean.
清水未来，莫泼赃水。
Are there many differences?
它们有很大差别吗？