penumbra 在英語中的意思 | 合法醫療器材資訊網

Penumbra definition is - a space of partial illumination (as in an eclipse) between the perfect shadow on all sides and the full light. How to use penumbra in a ... Read More

7 天前 — penumbra的意思、解釋及翻譯：1. a part of a shadow in which only some of the light is blocked, used especially about a shadow…。了解更 ... Read More

7 天前 — In a lunar eclipse, the outer shadow or penumbra is a zone where Earth blocks a portion of the sun's rays. 月食發生時，外側的暗影或稱半影是 ... Read More

a shadowy, indefinite, or marginal area. QUIZZES. DO A DOUBLE TAKE ON THIS QUIZ ON CONTRONYMS. Look both ways before you take this quiz on ... Read More

The penumbra (from the Latin paene almost, nearly) is the region in which only a portion of the light source is obscured by the occluding body. An observer in the​ ... Read More

Definitions prior to Griswold v. Connecticut — The definition of the term was originally derived from its primary scientific meaning, which is a space of ... Read More

Penumbra definition: A penumbra is an area of light shadow. | Meaning, pronunciation, translations and examples. Read More

1. A partial shadow, as in an eclipse, between regions of complete shadow and complete illumination. 2. The diffuse outer part of a sunspot. 3. An area in which ... Read More

The definition of a penumbra is the lighted area around the shadow of a planet or moon during an eclipse. An example of the penumbra is the outer lighted area ... Read More