我们得到一条在一个方向上向下，而在另一个方向上向上的抛物线。
We have a parabola going downwards in one direction, and upwards in the other one.
按压向上向下按钮调至所需的胶卷速度。
现在你必须使用向上向下的力量然后放松。
按压向上向下按钮，以选择预对焦或ae锁定。
Press the updown buttons to select ether preview or AE lock.
按压向上向下按钮选择符单点式或中央偏重测光。
Press the updown buttons to select either spot metering or enter-weighted average metering.
按压向上向下按钮，调整或设置被您选择模式的值。
Press the updown buttons and set or adjusts the value of the mode you have selected.
按压向上向下按钮，调整或设置被您选择模式的值。
Use the mode dial to select the desired mode, and press the updown buttons to select the desired setting where applicable.
按压向上向下按钮，调整或设置被您选择模式的值。
Pressing this button makes function mode as indicated on the button.
以下说明主选择开关、模式盘、向上向下按钮以及解释它们的功能。
Press the updown buttons and set or adjusts the value of the mode you have selected.
以下说明主选择开关、模式盘、向上向下按钮以及解释它们的功能。
Pressing this button makes function mode as indicated on the button.
使用模式盘选择所需模式时，请按向上向下按钮直至您所需的设置位置。
Use the mode dial to select the desired mode, and press the updown buttons to select the desired setting where applicable.
能力可以动态的向上向下伸缩，并且是瞬时的，这与传统的托管服务供应商区别开来。
Capacity can be scaled up or down dynamically, and immediately, which differentiates from traditional hosting service providers.
医者一手扶病人肩部，另一手掌指着力擦腰骶部，向上向下擦之，直至腰骶部发热为止。
The medicine with one hand on the shoulders of patients, another palm finger to wipe the lumbosacral, upward downward wiping, until the lumbosacral fever so far.
北端向上，南端向下。
向前看，向上看，向下看，眨眨眼。
你可以向上看，向下看，看黑板或者看老师。
You can look up, look down, look at the board or look at the teacher.
要欣赏大山的宏伟壮丽，通常得向上看。但要欣赏黄山美景，得向下看。
To enjoy the magnificence of a mountain, you have to look upwards in most cases. To enjoy Huangshan, however, you've got to look downward.
要欣赏山的壮丽，大多数情况下要向上看。而要欣赏黄山的迷人景色，必须向下看。
To appreciate the magnificence of the mountain, you have to look upward in most cases while to enjoy the fascinating landscape of Huangshan, you've got to look downward.
双曲曲面，即通常所称的负曲率，因为它的表面同时向上和向下弯曲，就像一个马鞍。
The hyperbolic surface, which has so-called negative curvature because its surface curves up and down at the same time, like a saddle.
躺下，透过树枝向上直视；爬上一棵树向下看。
Lie down and look straight up through the branches; climb a tree to look down the path.
“向上”的反义词是“向下”。
他们也更善于向上爬而不是向下爬，所以可能会在梯子顶端感到惊慌。
They're also better at climbing up than getting down, so they may panic at the top of a ladder.
你可以躺下来透过树枝直直地向上看，也可以爬上树从小路向下看。
Lie down and look straight up through the branches, and climb a tree to look down the path.
当光照充足时，植物的茎向上生长，根向下生长。
When the plants had more light, the stems turned up and the roots went down.
在地球上，重力有助于植物的茎“向上”生长，根“向下”生长。
On Earth, gravity helps a plant's stems and roots to find "up" and "down".
茎不向上生长，根也不向下生长。
The stems weren't growing upward and the roots weren't growing downward.
可以让模特向上看，向下看，或者看镜头。
吊扇可以把空气向上或者向下吹——这取决于吊扇是怎样安装的。
These fans will either blow the air down or up, depending how you set them.
建立起你的女伴喜欢用的简单的性密码：例如说“向上”或“向下”指示你的手往哪儿移动。
Set up simple codes she can use: "up" or "down" for where to move your hand, for example.
要保持敏捷，组织必须不断地向上、向下和横向更改。
To stay agile, an organization must constantly be changing up, down, and sideways.
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