The helicopter made a slow arc, passing over the mound but not stopping.
这架直升飞机做了一个缓慢的弧线运行，飞过那座小丘，但没停下来。
Sumatra itself is part of an island arc.
苏门答腊岛本身就是岛弧的一部分。
So, the usual notation that we will have is for arc length.
通常我们用符号s来表示弧长。
Well, so in particular, how do you relate arc length and time?
尤其是你怎么把弧长和时间联系起来？
So, the next concept that I want to define is that of arc length.
接下来我想介绍一下弧长。
Complementary arc can be shown.
可以显示互补弧线。
氩弧焊为高频引弧方式。
His arm described an arc in the air.
他的手臂在空中划出一道弧形。
Drop shots have height and a good arc.
小球需要高度和好的弧度。
我喜欢完美的弧线…
It is the conclusion to this story arc.
这是这段故事的结局。
The rainbow hung in the sky like an arc.
彩虹如弧线般挂在空中。
Next, we're going to create that arc part.
下一步，我们要创建弧的一部分。
Drag to add a dimension to an arc or circle.
通过拖动可向弧或圆添加尺寸。
The first figure is an arc followed by a line.
第一个图形是一段弧，后跟一条直线。
The first figure is an arc followed by a line.
第一个图形是弧形，后面跟著一条直线。
Ordinary plasma arc cutting machine power supply.
普通等离子弧切割机的电源。
The sun appears to move in an arc across the sky.
太阳看起来在天空中以弧形运行。
Most modern arc furnaces are of the direct arc type.
大多数现代电弧炉都是直接电弧式的。
As the bike wheels spin, the LEDs form an arc of light.
当车轮旋转时，LED灯形成一个光弧。
Notice that the third arc from the center is not filled.
请注意，从中心开始数的第三个弧未填充。
Place line end at arc center, and yellow diamond on arc.
将线端放在弧中心上，并将黄色的菱形放在弧线上。
The iron rod supporting the valances was bent in an arc.
挂窗帘上部短幔的铁棍弯成了个弓形。
I can't wait to hear what people think of the Umbara arc.
我迫不及待地想听听人们对昂巴拉系列的感想。
Fast dynamic response, easy arc ignition, little spatter.
动态特性优良，引弧容易，焊接过程飞溅小。
Arc connection between one line and another piece of arc .
用圆弧连接已知直线和已知圆弧。
What we could also call "the narrative arc of your life" matters.
我们也可以称之为“生命叙事线。”
So there is no force along the arc, but there must be a normal force.
所以在弧线上没有力，但是肯定存在法向力。
Then it considers the influence when the arc resistance is large.
进一步考虑了电弧电阻较大时，电弧炉系统对供电网的影响。
Then it considers the influence when the arc resistance is large.
进一步考虑了电弧电阻较大时，电弧炉系统对供电网的影响。
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