| 单词 | masson disk |
| 释义 | Masson disk[ mas-uhn ] / ˈmæs ən / nouna white disk on which a series of concentric gray circles appear to vanish intermittently when the disk is rotated, used for testing a person's fluctuation of attention and visual threshold. Words nearby Masson diskmass movement, mass murder, mass noun, mass number, mass observation, Masson disk, Massorete, massotherapy, mass peristalsis, mass-produce, mass production Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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