英语释义
1
n a small group of indispensable persons or things
2
n the center of an object
3
n the central part of the Earth
4
n the choicest or most essential or most vital part of some idea or experience
5
n a cylindrical sample of soil or rock obtained with a hollow drill
6
n an organization founded by James Leonard Farmer in 1942 to work for racial equality
7
n the central meaning or theme of a speech or literary work
8
n (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories
9
n the chamber of a nuclear reactor containing the fissile material where the reaction takes place
10
n a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil
11
v remove the core or center from