投射

例句：

1. 1. The projector beamsthe image onto the screen.
   投影仪将图像投射到屏幕上。
2. 2. The scientist cast anet over the lake to catch fish.
   科学家在湖上撒网捕鱼。
3. 3. The arrowwas cast at the target from a distance.
   箭从远处射向靶心。