请输入您要查询的英文单词:
单词
double refraction
释义
double refraction
n.
refraction forming two separate rays from a single incident ray
双折射
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keep it under one's hat
keepnet
keep nit
keep off
keep on
keep one's balance
keep one's bed
keep one's chin up
keep one's countenance
keep one's distance
keep one's end up
keep one's eyes open (or peeled or Brit. [英] skinned)
keep one's feet
keep one's hair on
keep one's hair on
keep one's hand in
keep one's head
keep one's head above water
keep one's head down
keep one's legs
keep one's mouth shut
keep one's nose clean
keep one's nose to the grindstone
keep one's nose to the grindstone
keep one's own counsel
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更新时间:2025/1/24 15:19:12