静止物体(Stationary objects):是指自身或借助于外 力都不能使其在空间内运动的物体。 1 运动物体的重量:在重力场中运动物体所受到的 重力。
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In fact, we kind of assumed that they were filtering a lot out, the way a sophisticated radar system can ignore echoes from stationary objects on the ground.
事实上,我们推断蝙蝠在分析回声时过滤掉了很多因素,就像一个复杂的雷达系统可以忽略地面上静止物体的回声那样。
Mechapedes are at their best attacking stationary objects (buildings) or running from vehicles which are slower with a smaller range.
机械蜈蚣最擅长攻击固定目标(建筑)或是那些攻击范围小有跑得慢的车辆。
By comparing photos taken at different times, scientists can subtract out objects that appear stationary, like far-off galaxies, and focus on things that appear to be moving in orbits, like asteroids.
通过对不同时期拍摄的图片的对比,科学家就可以推断出那些是恒定的遥远银河系,从而专注于研究按轨道运行的彗星。
This is a story about mechanical objects, -- some of which move-- -- remember those smiling houses in the background-- and some of which are stationary, but they're all mechanical objects.
这是一个关于会活动的,机械的故事-,还记得那些作为背景微笑的房子吗?,它们不会动但也都是机械的东西。
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