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本文介绍一种眼外科手术,这种眼外科手术被称为“多年来最重要的进展”。一个比方,使这种手术明白易懂:Put simply,it s like moving a carpetwhich has a worn patch in it and tucking(打摺)the worn part away.
This article describes an eye surgery that is called “the most important progress over the years.” For example, to make this operation easy to understand: Put simply, it s like moving a carpetwhich has a worn patch in it and tucking (discount) the worn part away.