英语词汇“penumbra”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

pe·num·bra

(pi-nŭmbrə)

n.pl. pe·num·bras or pe·num·brae(-bre)

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 something exists to a lesser or uncertain degree:"The First Amendment has a penumbra where privacy is protected from governmental intrusion"(Joseph A. Califano, Jr.)

4. An outlying surrounding region; a periphery:"Downtown Chicago and its penumbra also stand rejuvenated"(John McCormick).

[New Latinpenumbra : Latinpaene, almost + Latinumbra, shadow.]

pe·numbral, pe·numbrousadj.

penumbra

单词	penumbra
释义	pe·num·bra (pi-nŭmbrə) n.pl. pe·num·bras or pe·num·brae(-bre) 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 something exists to a lesser or uncertain degree:"The First Amendment has a penumbra where privacy is protected from governmental intrusion"(Joseph A. Califano, Jr.) 4. An outlying surrounding region; a periphery:"Downtown Chicago and its penumbra also stand rejuvenated"(John McCormick). [New Latinpenumbra : Latinpaene, almost + Latinumbra, shadow.] pe·numbral, pe·numbrousadj. penumbra
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