Polylines
(polyline 的复数) [计] 多线
🗣️ 情景例句
First, we have to decide where to live.
首先 ，我们得决定住在哪里。
To paint the roof
油漆屋顶
Every day he leaves his home and walks to the lift.
每天他离家后就步行去乘电梯。