• 基础释义
  • 例句
  • 柯林斯词典释义
  • 英英词典释义
  • 行业词典释义
例句
柯林斯高阶英汉双解学习词典释义
  • N-UNCOUNT
    PR is an abbreviation for (缩略=) public relations.
    例句
    It will be good PR. 这将是很好的公关宣传。 ...a PR firm. 公关公司
  • N-UNCOUNT
    PR is an abbreviation for (缩略=) proportional representation.
英英词典释义
  • Noun
    1. a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
行业词典
  • 医学: prosthion(上)牙槽中点;