| 单词 | nystagmus |
| 释义 | nystagmus —nystagmic, adj. /ni stag"meuhs/, n. a congenital or acquired persistent, rapid, involuntary, and oscillatory movement of the eyeball, usually from side to side. [1815-25; < NL < Gk nystagmós nodding, deriv. of nystázein to nod] |
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