1·Drag hinders the forward motion of the aircraft.
作用于空中的阻力阻碍飞机向前运动。
2·This results in the forward motion of the aperture.
这一结果在向前运动的光圈。
3·I use the forward motion to look and then breathe to the side.
我使用向前的动作看一下然后一侧换气。
4·That leads to continuous forward motion that drives your success.
这导致不断前进的动力，驱动你的成功。
5·When forward motion is imparted to it from an external source, air is forced.
当由外部能源强迫其向前运动时，空气被迫进入进气道。
6·It will also be a platform and network to facilitate forward motion and action.
它同时也会是一个平台和网络，来推动工作进行。
7·This keeps you really low and helps you maintain balance and forward motion during the breath.
这能使你保持低的位置，在换气时保持平衡和持续前进。
8·The forward motion is encouraging, and before long, you'll probably find yourself speeding toward completion.
不久就会发现自己正在迅速地朝着完成进发。
9·So you should also be able to get the rotational kinetic energy out and convert that again into forward motion.
这样你也能,得到旋转动能,再次转化它,变成别的能量。
10·Thus it came about that the forward motion of progressivism came to a halt in the early uncertain months of 1939.
这样，在1939年不稳定的头几个月，进步运动的前进步伐停止了。