Charmquark
粲夸克
🗣️ 情景例句
I can't face him after what I've done.
从那以后我无颜面对他。
A clear conscience is a sure card.
光明磊落，胜券在握。
You remember my friend who helped me out?
你还记得曾经帮助我摆脱困境的那位朋友吗？