jack是什么意思

详细释义

• 0 to raise a heavy object such as a car off the ground with a jack -- 用起重器頂起，用千斤頂托起

• 1 to increase the price of something suddenly and by a large amount -- （突然大幅地）提高（價格）

  • Once the tourists arrive, the restaurants jack up their prices. 遊客一到，餐館就大幅漲價。