core-主題

core

[kɔ:]

n.核心, 果心, 要點 
vt.挖去果核

例句與用法：

The core of our appeal is freedom of speech.

我們的要求的核心是言論自由。

He ate the plum, and threw the core away.

他吃掉了李子，並扔掉了果核。

He is American to the core.

他是個地地道道的美國人。

詞形變化：

動詞過去式: cored | 動詞過去分詞: cored | 動詞現在分詞: coring | 動詞第三人稱單數: cores |

英文解釋:

名詞 core:

the center of an object

a small group of indispensable persons or things

同義詞：nucleus, core group

the central part of the Earth

the choicest or most essential or most vital part of some idea or experience

同義詞：kernel, substance, center, essence, gist, heart, heart and soul, inwardness, marrow, meat, nub, pith, sum, nitty-gritty

a cylindrical sample of soil or rock obtained with a hollow drill

an organization founded by James Leonard Farmer in 1942 to work for racial equality

同義詞：Congress of Racial Equality

the central meaning or theme of a speech or literary work

同義詞：effect, essence, burden, gist

the chamber of a nuclear reactor containing the fissile material where the reaction takes place

a bar of magnetic material (as soft iron) that passes through a coil and serves to increase the inductance of the coil

動詞 core:

remove the core or center from

以上來源於大辭典