But daily vertical movements by zooplankton in the ocean—upward by night to seek food, downward by day to escape predators—can also be considered migration.
但是海洋中浮游动物每天的垂直运动——夜里上浮以寻找食物，白天下潜以躲避捕食者——也可以被视作迁徒。
In the process of playing the piano, there should be a harmonious unity between relaxation and concentration, between dropping and supporting, between horizontal movements and vertical movements.
钢琴弹奏过程中，放松与集中，下落与支撑应有机统一，水平运动与垂直运动应协调配合。
Some movements involving primarily vertical or horizontal motions of the body as a whole, in which rotations can be ignored, can be studied using simple equations of linear motion in three dimensions.
有些运动主要涉及整体的垂直或水平运动，其中转动可以忽略，可以用三维线性运动的简单方程来研究。
Instead of clicking through various sections of the website for their favorite stories, users can quickly skim through the available stories without vertical scrolling or unnecessary mouse movements.
过去用户为寻找他们所喜爱的内容需要点击网站中的很多章节，取而代之，现在可以快速浏览可见的内容，省去了滚屏和不必要的鼠标移动。
With these vertical wind tunnels, researchers have been able to capture, on video, the exact movements that allow the ants to control their glides.
在这些特殊的风洞里，研究院可以通过记录视频来捕捉蚂蚁滑翔的精确动作。
There are three kinds of angles: the vertical, horizontal and diagonal, which we use for measuring time and price movements.
有三种角度：纵向，横向和对角线，而我们使用的测量时间和价格变动的。
Developed for use on cylinder liners, engine frames and other applications, the CPT features a seamless feed for vertical and horizontal movements.
设计可用于气缸筒，发动机框架和其他应用领域。设备中安装有一款无缝填料机，可垂直和水平运动。
In this paper, the authors analyze the vertical settlement effects of the solid-phase by the slip movements between phases based on the two-phase flow theory and the sediment kinetic theory.
本文基于两相流和泥沙运动力学理论，利用相间滑移考虑固相泥沙的重力沉降效应。
In most knee-type milling machines, there are three possible table movements: longitudinal, crosswise, and vertical.
在大多数升降台式铣床上，工作台可以有三种运动方向：纵向，交叉以及垂直方向。
In most knee-type milling machines, there are three possible table movements: longitudinal, crosswise, and vertical.
在大多数升降台式铣床上，工作台可以有三种运动方向：纵向，交叉以及垂直方向。
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