jack(ing) screw

• 螺旋千斤顶

英英释义

名词 jack:

1. a small worthless amount

2. a man who serves as a sailor

3. someone who works with their hands; someone engaged in manual labor

4. immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted

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

8. small flag indicating a ship's nationality

9. one of four face cards in a deck bearing a picture of a young prince

10. tool for exerting pressure or lifting

11. any of several fast-swimming predacious fishes of tropical to warm temperate seas

12. male donkey

动词 jack:

1. lift with a special device

2. hunt with a jacklight