Charmonium
[单复同]n.[核](被认为由一对粲夸克-反夸克构成的)粲素
🗣️ 情景例句
You're right.
你说的对。
The chemist is testing enzymes.
化学家在试验着酶。
The word justice is usually associated with courts of law.
“正义”这个词常常是同法庭连在一起的。