Key game with about change direction arrow keys to accelerate and decelerate the space bar to jump.
游戏用左右键改变方向，上下键加速和减速，空格键跳跃。
Standard OTIS equipment is present. Yet the floor indicator is a specialty here. It features a scrolling direction arrow that is green when ascending and red when descending.
这里使用了标准的奥的斯设备，但楼层显示器却是一大特色：当中的滚动式方向箭咀，在上升时是绿色，下降时则是红色；
If you look at a movie that's being played backwards, you know it immediately because most things have a distinct time direction attached to them: an arrow of time.
假如你让电影倒带播放，你会发现任何事情都带有明显的时间方向性质，就像有东西拉着他们：时间箭头。
Another exception is the "cosmological arrow of time," which points forward from the Big Bang in the direction of the universe's expansion.
另一个例外是“时间的宇宙箭头”，该箭头从大爆炸指向宇宙膨胀的方向，其可能与热力学箭头相连，指向宇宙最终的热寂。
Here is what it looks like, showing direction of the scrolling marquee (red arrow).
下面是其显示效果，其中显示滚动字幕的方向(红色箭头)。
The user is not prohibited from moving in the opposite direction; the arrow merely indicates the direction in which the user is likely to want to go.
值得注意的是这些箭头不似那些用来单行道的箭头，而更象超级市场里指示食品部的那种箭头。 因为指示箭头的目的不是禁止用户向别处同行，而是仅仅说明用户想要行动的方向。
People who saw the sign could text in their favourite locations and they would be displayed on the electronic signpost and the arrow would turn into the direction of the location.
看到指向标的人们发短信输入他们最喜欢的地方，它们就会被显示在电子指向标中，箭头就指向那个位置的方向。
An experiment can change the state vector arrow, projecting it in just one direction in the space.
一个实验能改变量子态方向，让它只在空间的一个方向上。
A vector has a length and a vector has a direction and that's why we actually represent it by an arrow.
矢量有，长度也有方向，因此通常，用箭头来表示。
But one day if the universe in "big collapse" collapse, the direction of arrow may also be reversed.
但有朝一日如果宇宙在“大坍缩”中崩溃，该箭头方向也可能逆转。
When the light finally arrives at the Earth (to the left), Hubble observes it as coming from a slightly different direction (the red arrow).
当轻，终于抵达地球（左），哈勃望远镜观察到它作为未来从一个略有不同的方向（红色箭头） 。
Note that in light with orbital angular momentum, the direction of polarization (denoted by the direction of the arrow) does not change across the cross section.
值得注意的是，具有轨道角动量的光，偏振方向(用箭头方向表示)在截面内部发生变化。
Install regulator in the line with the arrow on the body pointing in the direction of flow.
在管道上安装调节阀，将阀体上的箭头指向水流方向。
To set the arrow that shows the direction in which the column is sorted, the setSortDirection(int direction) method of the Tree class is called (lines 36 to 37).
要设置显示列的排序方向的箭头，可以调用Tree类的setSortDirection(intdirection)方法（第 36、37行）。
And from the skin wrinkles, the direction shown by the arrow, is the main direction of movement of the shoulder and upper limb.
而从皮肤皱纹来看，这箭头所示的方向，就是肩部及上肢带的主要运动方向。
Arrow with optional ends indicating flow path or direction of rectilinear motion.
箭头，其指示流动路线或线性运动方向的端点可以选择。
Install the Watts regulator in the supply line to the boiler with the arrow on the valve body pointing in the direction of flow to the boiler.
在锅炉的供水管道上安装美国瓦茨调节阀，将调节阀阀体上的箭头指向锅炉的水流方向。
You may install the regulator vertically or horizontally, but you must install it with the arrow in the direction of flow.
可以垂直安装或者水平安装，但是安装时要使得箭头指向水流方向。
Drag onto the page. Drag round rotation handle to change arrow direction; yellow diamond to resize line ends.
拖到绘图页上。拖动圆形旋转手柄可更改箭头方向；拖动黄色菱形可调整线端的大小。
Feed the belt strap in direction of arrow around the roll cage cross member into the adjustable slider.
将安全带按箭头方向绕着防滚翻保护架横梁穿入调节滑块。
Turn lock-ring (15) in direction of arrow until limit stop. Note: White colored ring (16) is no longer visible.
按箭头指示方向旋转锁环（15）直到无法旋转位置（白色环（16）不可以看见）。
Turn lock-ring (15) in direction of arrow until limit stop. Note: White colored ring (16) is no longer visible.
按箭头指示方向旋转锁环（15）直到无法旋转位置（白色环（16）不可以看见）。
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