例句
英语四级真题
  • Cracker Jacks has been "gamifying" its snack food by putting a small prize inside for more than 100 years, he adds, and the turn-of-the-century steel magnate (巨头 Charles Schwab is said to have often come into his factory and written the number of tons of
    2016年12月四级真题(第三套)阅读 Section B
柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    千斤顶;起重器
    A jack is a device for lifting a heavy object off the ground, for example a car.
  • N-COUNT
    (纸牌中的)J牌,杰克
    A jack is a playing card whose value is between a ten and a queen. A jack is usually represented by a picture of a young man.
英英词典释义
  • Noun
    1. plaything consisting of small 6-pointed metal pieces that are used (along with a ball) to play the game of jacks
    2. a game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball