Jack一般为人名还有以下意思:
n.千斤顶
eg:All I had to do was jack the car up and put on the spare.
我要做的就是用千斤顶把汽车托起来,再把备胎换上。
vt.提高,增加,抬高
eg:Maybe they are going to jack up the price of oil.
他们可能会抬高石油价格。
vi.<美>用篝灯打猎(或捕鱼)
a jack of all trades
博而不精的人;万金油;三脚猫
2.all work and no play (makes Jack a dull boy
(saying) 只工作不玩耍,聪明的孩子也变傻
3.jacks:第三人称单数: jacks 复数: jacks 现在分词: jacking 过去式: jacked