Dof
[计] 自由度, 设备输出格式
🗣️ 情景例句
Sit down. Sit down.
请坐。请坐吧。
I think it's going to be too hot.
我认为天气将会太热。
Excuse me. Are the hourse-drawn streetcars free?
对不起，这些马车是免费乘坐的吗？