一、名词order作“顺序”、“次序"、“整齐”、“秩序”
1。 The machine is in good working order。 机器运转良好.
2。 The four seasons follow in order。 四个季节依次轮换.
3. Our laboratory is kept in good order. 我们的实验室保持整齐.
（句中in good order为主语补语.）
4。 In case the device is out of order， you have to repair it at once.
如果该装置发生故障,你就得马上修理。
5。 N2， H2 and He， in the order named， are more difficult to liquefy than air。 N2，H2和He比空气难于液化的程度按其顺序依次递增.
6。 A list of some of the common metals in the order of their activity is given below. 下面列出了某些金属按其活泼顺序排列的一个表格.
二、名词order作“订货"、“订货单”、“数量级或范围”、“命令”
1. The factory has received an order for 2,000 machine tools.
工厂受到了一张要买2，000 台机床的订货单.
2。 These machines are made to order。 这些机器是定做的。
（to order指按照订货要求的样式而言.）
3。 The average diameter of an atomic nucleus is of the order 10 or 10 centimeter.
原子核平均直径在10(10的负12次方）或10(10的负13次方）厘米范围内.
4. Maximum signal currents are of the order of 50 ma。
最大信号电流是在50 毫安这个数量级。
5。 He gave orders for the work to be started.
（=…orders that the work should be started。）他下令开始工作.
三、用“in order+带to的不定式”表示目的状语:
1。 We are working hard (in order) to build socialism in China.
我们正在为中国建设社会主义而努力工作。
2. In order to measure the resistance of a conductor, it is necessary to have       some fixed standard. 为了测量导体的电阻，就要有某种固定的标准.
3。 They took off their shoes upon （on） entering, in order not to soil the mats。         他们进来时都脱鞋,免得弄脏地毯.
4。 In order to adjust the level, we may screw the bolt up or down.
我们上下拧动螺钉以调节该水平仪.
注1:有时可省略in order,而直接用不定式表示目的状语：
We have produced a lot of tractors (in order） to meet the needs of our agriculture。我们生产了许多拖拉机以满足我们农业的需要.
（In order) To understand these uses, you must know some of the properties of oxygen。要了解这些用途，你必须知道氧的某些性质。
注2：注意in order后面出sort of order现不定式的逻辑主义for…的情况：
In order for two forces to neutralize each other, they must act on the same object.为了使两个力互相抵消，它们必须作用于同一物体上.
注3：若用“on purpose+不定式”代替“in order +不定式”,则前者含有特地、故意意味而使
目的的状语语气加强。例如:
She has left this tool on purpose for you to use.她有意把这个工具留在这里让出使用。

四、用“in order that”引导目的从句：
1. What is needed in order that electrical charges may moves?
需要什么才能使电荷运动呢?
2. In order that work can be done, in scientific sense, a force must move an object through some distance.
就科学意义来说,为了做功,力必须推动物体通过一定距离。
3. You must knock down the machines before shipping in order that they shall arrive in good shape。 你们必须在装运前拆卸这些机器以使他们完整无损到达。
4。 The old worker， in order that there might be no time lost, oiled the machines himself。 为节省时间，老工人亲自给机器上油.
注:在in order that引出的目的状语从句内,常用情态动词may，might,can,could，shall等.
当目的的状语从句在句末时,还常可用so that或to the end that代替in order that。
五、动词order作“定制”、“订购”、“命令”
1。 They have ordered 1,000 oil pumps from our factory.
他们已向我厂订购1,000台油泵.
2。 The doctor ordered him to stay there。  医生嘱咐他留在那里。
（不定式短语to stay there作宾语补语）

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