Satco
萨特科铝合金
🗣️ 情景例句
These items shouldn't be difficult to come by
这些东西应该是不难弄到的，
Ack! Snake!
哗！是蛇！
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子