jack

名词 jack:

1. a small worthless amount
   同义词：doodly-squat, diddly-squat, diddlysquat, diddly-shit, diddlyshit, diddly, diddley, squat, shit
2. a man who serves as a sailor
   同义词：mariner, seaman, tar, Jack-tar, old salt, seafarer, gob, sea dog
3. someone who works with their hands; someone engaged in manual labor
   同义词：laborer, manual laborer, labourer
4. immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted
   同义词：jackfruit, jak
5. a small ball at which players aim in lawn bowling
6. an electrical device consisting of a connector socket designed for the insertion of a plug
7. game equipment consisting of one of several small six-pointed metal pieces that are picked up while bouncing a ball in the game of jacks
   同义词：jackstones
8. small flag indicating a ship's nationality
9. one of four face cards in a deck bearing a picture of a young prince
   同义词：knave
10. tool for exerting pressure or lifting
11. any of several fast-swimming predacious fishes of tropical to warm temperate seas
12. male donkey
    同义词：jackass

动词 jack:

1. lift with a special device
   同义词：jack up
2. hunt with a jacklight
   同义词：jacklight

1. Jack and Anne are engaged.
   杰克和安妮订婚了。
2. All work and no play makes Jack a dull boy.
   <谚>只工作不玩耍，聪明杰克也变傻。
3. They've jacked up the price.
   他们已经把价格抬高了。
4. You need a jack to lift the car before repairing it.
   修汽车前，你得用千斤顶把汽车抬起来。
5. Jack up the car, please.
   请用千斤顶把汽车托起来。

jack

n.（名词）
Often Jack Informal A man; a fellow.
常作 Jack 【非正式用语】 男子，家伙

One who does odd or heavy jobs; a laborer.
佣人，劳工：做零工或重活的人；劳动者
One who works in a specified manual trade. Often used in combination:
手工业者：在特殊的手工行业工作的人。经常用在复合词：
例句：
a lumberjack; a steeplejack.
伐木工人；高空作业工人

Jack A sailor; a tar.
Jack 船员；水手
Abbr. JGames A playing card showing the figure of a servant or soldier and ranking below a queen.Also called knave
缩写 J【游戏】 杰克：纸牌上扮演仆人或士兵的角色，牌位低于皇后也作 knave
Games
【游戏】
jacks (used with a sing. or pl. verb)A game played with a set of small six-pointed metal pieces and a small ball, the object being to pick up the pieces in various combinations.
jacks （与单数或复数动词连用）抛接子游戏：用一套有六个尖的金属片和一个小球玩的游戏，可以采用不同的组合方式选取这些物品
One of the metal pieces so used.
金属卡：被用来做这种游戏的金属片
Sports A pin used in some games of bowling.
【体育运动】 木瓶：用在某些保龄球运动中的木瓶

A usually portable device for raising heavy objects by means of force applied with a lever, screw, or hydraulic press.
千斤顶，起重机：通过杠杆、螺丝钉或水的压力把重物提起的便携式装置
A wooden wedge for cleaving rock.
木楔：用来劈裂岩石的木楔
Nautical
【航海】
A support or brace, especially the iron crosstree on a topgallant masthead.
铁横桁：撑杆或支柱，尤指上桅桅顶的铁横桁
A small flag flown at the bow of a ship, usually to indicate nationality.
舰首小旗：在船首飘扬的小旗，用来表示国别
The male of certain animals, especially the ass.
雄性动物：某些动物的雄性，尤指公驴
Any of several food and game fishes of the family Carangidae, found in tropical and temperate seas.
狗鱼：一种鲹科的食用观赏鱼，产于热带和温带海域
A jackrabbit.
长耳大野兔
A socket that accepts a plug at one end and attaches to electric circuitry at the other.
插座：一端连接插头，另一端连接电路线的插座
Slang Money.
【俚语】 钱
Applejack.
苹果白兰地
v.（动词）
jacked,jack.ing,jacks
v.tr.（及物动词）
To hunt or fish for with a jacklight:
用篝灯猎捕：
例句：
hunters illegally jacking deer.
猎人违法地用篝灯诱捕熊

To hoist with a jack:
用千斤顶托起：
例句：
jacked the rear of the car to replace the tire.
用千斤顶将车子的后部抬起，以便更换轮胎

To raise (something) to a higher level, as in cost:
抬升，抬高：将（某物）抬升到较高程度，如价格：
例句：
.Foreign producers jacked up the price on some steels by over 00.(Forbes)
.国外生产商已经把钢铁价格抬升了一倍多.(福布斯)

v.intr.（不及物动词）
To hunt or fish for quarry by using a jacklight.
用篝灯打猎或捕鱼

<常用词组>jack off 【粗俗用语】 【俚语】
To masturbate.
手淫
来源：
From the name Jack
源自名字 Jack
from Middle English Jakke
源自 中古英语 Jakke
possibly from Old French Jacques
可能源自 古法语 Jacques
from Latin Iacôbus
源自 拉丁语 Iacôbus
from Greek Iakôb
源自 希腊语 Iakôb
from Hebrew Ya`qôb
源自 希伯来语 Ya`qôb

【引伸】
jack.er
n.（名词）