sundog

基本解释

• n.[气](=parhelion)假日；幻日

同根派生

• sundog相关词

英汉例句

• A solar phenomenon known as a sundog arcs over the tundra in Churchill, Manitoba, Canada.
  加拿大马尼托巴省丘吉尔冻原上出现了幻日光弧这种日光现象。
• Analogous to a sundog or parhelion, the paraselene is produced by moonlight shining through thin, hexagonal-shaped ice crystals in high cirrus clouds.
  类似环日的形成一样，在高空卷云中，月光通过稀薄、具有六边形状的冰晶时产生了幻月。

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英英字典

剑桥英英字典

• a bright spot that appears in the sky on either side of the sun, caused by the refraction (= bending) of light through ice crystals in high cloud

• sundog剑桥字典
• sundog柯林斯字典