nub
- n. 要点;小块,结节;瘤;残根
英英释意
- 1. a small lump or protuberance
- 2. a small piece;
- "a nub of coal"
- "a stub of a pencil"
- 3. the choicest or most essential or most vital part of some idea or experience;
- "the gist of the prosecutor's argument"
- "the heart and soul of the Republican Party"
- "the nub of the story"