| 单词 | keratometer |
| 释义 | Word Frequency keratometer(ˌkɛrəˈtɒmɪtə) noun a device for measuring the curve of the front surface of the cornea His eyes were also checked using a machine not found in the average high-street opticians- a keratometer which produces a topographical map showing the contours of the corneaon a colour screen. |
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