效率: productiveness; efficiency; productivity; workpiece ratio 短语和例子效率低 inefficient; 效率高 efficient; 提高效率 promote efficiency; 效率首屈一指 second to none in efficiency; 投资效率 the efficiency of investme
运行: move; be in motion; run; working; machine run; operation; corotation; propulsion (影片) 短语和例子在轨道上运行 move in orbit; 列车运行时, 请勿打开车门。 don't open the door while the train is in motion