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单词 Sun dogs
释义

Sun dogs

原声例句
老托福听力93篇集锦

He just laughed at my excited story and told me that what I saw was noting special...just some sun dogs.

他只是嘲笑我激动的故事,并告诉我我所看到的并不特别… … 只是一些太阳狗。

Veritasium真理元素

Like " fire is hot" , " earth revolves around the sun" , " dogs have four legs" , and so on.

像“火是热的” 、“地球绕着太阳转” 、“狗有四条腿” 等等。

老托福Part C Lecture专项练习

When I got back from the dig I asked Professor Clark about the " sun dogs, " and she's going to tell us more about them.

当我从挖掘回来后,我问克拉克教授关于“太阳狗”的事,她会告诉我们更多关于它们的信息。

中文百科

幻日

北达科他州法戈出现的明亮幻日
数个光学现象:22度晕(环状)、幻日(两个22度晕旁的光点)、幻日环(幻日与太阳中间的水平光弧)

幻日(Sun dogs),是一种大气光学现象,由于天空中大量漂浮六角形冰晶整齐折射太阳光线,从而在真实太阳位置两侧产生两个太阳的虚像。公元2013年在中华人民共和国内蒙古自治区的赤峰市一带和河北省承德市一带出现了幻日现象,可以同时看到“五个”太阳。

相似的成因若出现在月亮高挂的夜晚,则为幻月(Moon dogs)。

英语百科

Sun dogs 幻日

Left-hand sundog at Battambang Cambodia on April 1, 2015.
Very bright sun dogs in Fargo, North Dakota. Also visible are parts of the 22° halo (the arcs passing through each sundog), a sun pillar (the vertical line) and the parhelic circle (the horizontal line).
Left-hand sun dog at Stonehenge
Right-hand sun dog in Salem, Massachusetts, Oct 27, 2012. Also visible are a Parry arc, an upper tangent arc, a 22° halo and part of the parhelic circle.

Sun dogs (or sundogs), mock suns or phantom suns, scientific name parhelia (singular parhelion), are an atmospheric phenomenon that consists of a pair of bright spots on either horizontal side on the Sun, often co-occurring with a luminous ring known as a 22° halo.

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