Holdback
n. 妨害, 障碍
✅ 同义词
🗣️ 情景例句
till you get to the end of the fence.
到栅栏的尽头。
Know something of everything and everything of something.
既要有一般常识，又要有专业知识。
So there were many people in the doctor's waiting room.
所以医生的候诊室里有很多人。