quadratic-layer

常见例句

• This layer of rock contains a lot of flint.
  這一巖層中有大量燧石。
• The inner layer of the wall of a spore.
  孢子內壁孢子壁的內層
• There is a fine layer of dust on the desk.
  桌子上有一層薄薄的塵土。
• quadratic layer
  二次層
• The middle, usually fleshy layer of a fruit wall.
  中果皮果皮中間通常含肉較多的那一層
• Their difference is a quadratic residue of 17.
  它們的差是17的平方賸餘。
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