Rishon
n. [核]里肖恩(構(gòu)成夸克和輕子的假設(shè)基本粒子)
??? 情景例句
Is the tip included in the bill?
賬單里包括小費(fèi)嗎？
Good morning.
早晨好！
What will be the population of the world in the year 2000?
2000年世界人口將是多少？