摄像机移动的简单控制就是用遥控器上的方向箭头来瞄准它。

Simple control of the camera movement consist of aim it with the directional arrows on the remote control.

youdao

生产车间应以黄色通道线把生产区域与通道划分出来，通道上还应标示疏散方向箭头。

Aisles must be separated from production areas by yellow painted lines, and there should be evacuation arrowheads marked on the aisles.

youdao

按照以下步骤来重新安装ELT到飞机上：1将ELT以一个倾斜角度装入安装支架，使末端的锁耳对准飞行方向箭头，以便顺利的装入支架锁定槽。

Insert the ELT into the mounting tray at an Angle so that the locking ears at the end opposite the direction-of-flight arrow fit into the mounting tray locking slot.

youdao

And we're going to have q2 prime, and we're going to draw the arrows in the positive direction in these cases.

还有q2一撇，在这个例子中,我们把箭头朝正方向。

麻省理工公开课 - 热力学与动力学课程节选

That's what this arrow at the right shows, the direction of the flow of information.

这就是右边这个箭头的含义,即信息流动的方向

耶鲁公开课 - 生物医学工程探索课程节选