在弯的外沿,河水溢出,冲到附近的平原之上。
On the outer loops of some curves, the river overflows onto nearby flood plains.
此外沿海岸鱼市里沙丁鱼的价格变化幅度也很大。
There were also wide variations in the price of sardines along the coast.
风遭到黑洞的干扰之后,形成了盘外沿的紊流和涟漪。
This wind is disrupted by the black hole, causing turbulence and ripples beyond the disk.
It's good to have a vector pointing in the radial direction of length one.
所以引入这么一个模长为 1,方向沿圆心向外辐射的矢量作用很大
er is a vector at each point of length one pointing radially away from the center.
r 是一个模长恒为 1 的矢量,方向沿半径向外
应用推荐