Trajectories
n. <物>弹道( trajectory的名词复数 ); 轨道; <数>轨线; 常角轨道
🗣️ 情景例句
What's the problem?
什么问题？
Yes, I'd like to know your daily production.
是的，我想知道你们的日生产额。
One day a letter from my father arrived at the school, asking for a teacher for me.
有一天，我父亲的信寄到学校，请求为我聘用一名教师。