| 单词 | ptosis |
| 释义 | ptosis (once / 437753 pages) n WORD FAMILY ptosis USAGE EXAMPLESA classic sign of this is ptosis, when people can't keep their eyes open. BBC(Sep 12, 2015) The 2-year-old from the Ivory Coast was born with closed eyelids, a condition known as bilateral congenital eyelid ptosis, often referred to as drooping eyelids. Washington Times(Dec 25, 2014) They're also used by people with a drooping eyelid, a condition known as ptosis, to keep their eye open. BBC(Mar 07, 2014) n drooping of the upper eyelid caused by muscle paralysis and weakness Hypo|Hyper brow ptosis sagging eyebrows descensus, prolapse, prolapsus the slipping or falling out of place of an organ (as the uterus) |
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