| 单词 | phi-phenomenona |
| 释义 | phi-phenomenona in British English (ˈfaɪfɪˌnɒmɪnə) plural noun phi-phenomenon phi-phenomenon in British English (ˈfaɪfɪˌnɒmɪnən) nounWord forms: plural -na (-nə) psychology 1. the illusion that when two lights are rapidly turned on and off in succession something appears to move backwards and forwards between them while the lights stay stationary 2. a similar illusion in which one light appears to move smoothly backwards and forwards Word origin C20: arbitrary use of Greek phi |
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