invisible ink

短语

词形变化

invisible inks 复数 invisible inks

释义与例句

n.
  1. 1.

    An ink, invisible on application or soon thereafter, that can later be rendered visible by some process, such as exposing it to heat.

    可数 不可数
  2. 2.

    An ink used in pranks that is visible at first but soon disappears.

    可数 不可数

词源

From invisible + ink.

来源：wiktionary