Trajectories
n. <物>弹道( trajectory的名词复数 ); 轨道; <数>轨线; 常角轨道
🗣️ 情景例句
I've got to keep my nose to the grindstone to support my family.
我拼命工作养家。
I'm going to have some x-rays taken.
我要拍摄Ｘ光照片。
Yes, I am.
是的，我是。