direct … to／ towards … 使…朝着…

face (面)向，朝，面对…

face away from … 背着…，背离…

face to wards … 面向…，面对…

go north／ south／ east／ west 向北／南／东／西而去

orient … to … 使…面向…

point to／ towards … 指向…

turn around／ left／ right 转过去(调个头)／转向左边／转向右边

the other way 朝向反方向

When a radioactive nucleus emits a particle， the reaction causes the nucleus to move backwards in a direction opposite to that of the particle .

当放射性核射出一颗粒子时，这一反应会使核朝粒子运动的反方向后移。

Vector A is in a reverse direction from vector B .

矢量 A 与矢量 B 的方向相反

An unbalanced force acting on a body produces an acceleration in the direction of the net force .

作用于一物体的未平衡力在该净力的方向上产生一加速度。

The car must turn around and go in the opposite direction .

这辆汽车必须调个头，朝相反方向行驶。

The gas passes along the delivery tube， into the jar of brine .

气体通过导管，进入盐水罐。

For most machining， the spindle must turn in a counterclockwise direction or downward as you stand in front of the lathe .

就大部分机械加工而言，车床转轴应朝逆时针方向转；当你站在车床前时，应向下转。

The equation actually applies to any type of transverse wave traveling in a direction parallel to the X-axis .

这一方程式实际上可应用于朝平行于 X 轴的方向传播的任何一种横波。

These electrons stream away from the negatively charged cathode in directions at right angles to the surface .

这些电子朝与表面成直角的方向飞离带负电荷的阴极。

The X axis points out from the paper towards the reader and is positive in that direction .

X 轴由纸面指向读者，在该方向上是正的。

In this type of machine the force is applied to the rim of a wheel in a circular direction .

在这种机械中，力是以沿圆周方向作用于轮缘上。

When the high energy of laser light is directed towards a small area it can act as a high speed drill .

当激光的高能射到一小面积上时，激光可起高速钻的作用。

The moon is slightly egg shaped with the pointed end facing toward the earth .

月球稍呈鸡蛋形，尖的一端面向地球。

The far side of the moon always faces away from the earth .

月球远的一面(背面)总是背着地球。

During charge , this current is directed oppositely to that produced by the cell .

在充电时，这一电流的方向与电池所产生的电流方向相反。

A nonspinning satellite can orient its solar panels to the sun the time .

不旋转的(人造)卫星能使其太阳能电池板始终面对着太阳。

An object suspended by a single string assumes an orientation in which it is in equilibrium .

用一根绳子悬挂起来的物体，保持它处于平衡状态的方

The time the pendulum takes to make one swing can be adjusted by moving the bob up and down .

钟摆摆动一次所需的时间，可上下移动摆锤来调节。

The needle aligns itself with the magnetic field.

磁针的方向与磁场的方向相一致。

The needle of a magnetic compass is deflected sideways if a piece of iron is placed on one side of it .

如果将一块铁放在罗盘的一侧，罗盘针会向一边偏转。

At night the cool winds blow the other way．

夜间，冷风朝相反方向刮过来。

The nose of the Gemini was pointing towards the tail of the Agena .

“双子星座”宇宙飞船的头部对着“阿金纳”火箭的尾部。

Microwaves behave in much the same way as visible light , travelling in straight lines .

微波的动态与可见光颇为相似，是沿直线方向传播

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