横梁是
For this effect, we're going to use a very soft, narrow beam, so go under the Style pop-up menu at the top of the dialog (this is where the presets are) and choose Flashlight.───为了这个效果我们需要用到一个很窄的柔化光束。所以在对话框顶部的样式选择菜单中点选手电筒效果。
this gives you a little bit of an idea of just how many individual photons there are in a laser beam of light. This is a huge number of photons.───这个给你们一点思路关于，一个激光束有多少独立的光子，这是一个巨大的光子数目。
to regular conductors what a laser beam is to a light bulb.───于常规导体，就像一束激光之于一个灯泡。
beam sea───[船]横浪
beam seas───[船]横浪
beam balance───杠杆秤
beam axle───梁式轴；光束轴，车轴
beam back───回传
beam engine───束流发动机
beam hole───n.束孔
beam rider───[航][军]波束制导导弹
beamier───adj.光亮的；船身宽大的；象梁一样的(beamy的变形)