kill the rabbit

短语

发音

AU

词形变化

kills the rabbit 三单 killing the rabbit 现在分词 killed the rabbit 过去式 killed the rabbit 过去分词

释义与例句

v.
  1. 1.

    To get a positive test result from an old-fashioned pregnancy test.

    过时 俚语

    "What about her?" "She killed the rabbit."

词源

Before the days of instant pregnancy tests, a woman's sample was injected into a rabbit. There were several varieties of tests; one allegedly would kill the rabbit if the pregnancy hormone was present in the sample (most accounts indicate the rabbit was killed and dissected either way.)

来源：wiktionary