Impulsor
[数]非共面直线对
🗣️ 情景例句
Keep along this road
沿着这条路
David would get up early in the morning to deliver newspaper.
戴维一早起床就去送报纸。
He wrote about socialism in newspapers and started a magazine called Indian Opinion.
他在报纸上撰文报导社会主义并且创办了一份叫做《印度之声》的杂志。