Hadrodynamics
强子电动力学
🗣️ 情景例句
Nothing to worry about.
没有什么好担心的。
Spot, the dog, always whimpers when he is left alone.
那条叫斯伯特的狗，被单独留下来，时常寂寞得呜咽。
I would be very grateful for information about entry to your college.
若能寄给我贵校的入学申请材料我将十分感激。