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masson disk
释义
WordReference Random House Unabridged Dictionary of American English © 2024
Mas
′
son disk′
(mas
′
ən),
USA pronunciation
a 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.
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nonsuit
nonsulfide
nonsupport
nonsyllabic
nontarget
nontargetable
nontechnical
nontenured
nonterminating decimal
nontrivial
non troppo
non-u
nonunion
nonunionism
nonunionist
nonunion shop
nonuple
nonuser
nonverbal
nonviability
nonviable
nonviolence
nonviolent
nonviolently
nonviscous
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/7/31 7:02:32