propagate词语用法

1. transmit from one generation to the next;

   "propagate these characteristics"
   

2. travel through the air;

   "sound and light propagate in this medium"
   

3. transmit;

   "propagate sound or light through air"
   

4. become distributed or widespread;

   "the infection spread"
   "Optimism spread among the population"
   

5. transmit or cause to broaden or spread;

   "This great civilization was propagated throughout the land"
   

6. cause to become widely known;

   "spread information"
   "circulate a rumor"
   "broadcast the news"
   

7. cause to propagate, as by grafting or layering
8. multiply sexually or asexually

1.宣传；传播；使普及
If peoplepropagate an idea or piece of information, they spread it and try to make people believe it or support it.

e.g. They propagated political doctrines which promised to tear apart the fabric of British society.
他们鼓吹能英国社会结构的政治学说。

2.繁殖，培植（植物）
If youpropagate plants, you grow more of them from the original ones.

e.g. The easiest way topropagate a vine is to take hardwood cuttings...
栽培葡萄最简便的方法就是硬条扦插。
e.g. The pasque flower can be propagated from seed.
欧白头翁可以通过种子进行繁殖。

1. Rabbits propagate rapidly.
   兔子繁殖迅速。
2. The plants propagate quickly in warm temperatures.
   温暖的气候植物繁殖迅速。
3. The crack will propagate only to this point.
   这条裂缝只能裂到这种程度。

1. The weeds propagate themselves rapidly.
   杂草繁殖很快。
2. Water easily propagates sound.
   水易传声。
3. The metal propagates heat rapidly.
   此金属传热快。
4. We should not only learn knowledge, but also propagate it.
   我们不仅应学习知识,而且应传播它。
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5. Sound is propagated by vibrations.
   声音靠震动传播。
6. The Greek civilization was propagated all over Europe.
   希腊文明传播至整个欧洲。

• propagate sound传播声音

• propagate cunningly精巧地传播
• propagate easily容易传播
• propagate peacefully安静地传播
• propagate rapidly迅速蔓延

• propagate by taking cuttings用插条的方法繁殖
• propagate by vibrations靠震动传播

propagate, circulate, diffuse, disseminate, expand, extend, radiate, spread

这组词都有“延伸”“延长”“伸展”“展开”的意思。其区别是：

1.spread指向四面八方扩大范围。

2.circulate指无拘无束地或不间断地传播、散布到各处。例如:

She opened a window to allow the air to circulate.她打开窗户使空气流通。

3.disseminate指到处传播思想、理论等。例如:

They use the press to disseminate right wing views.他们利用报刊来传播右翼观点。

4.diffuse指光线、声音、气味等在空中传送或散布。例如:

Light diffused from the window.光从窗户射进来。

5.extend指延展物体的长度、宽度,延伸或扩大某一事物,以及延长时间、期限等,也指伸开四肢或躯体。例如:

They extended the road for three more miles.他们把那条路又延长了三英里多。

The headmaster extended our holidays by a week.校长把我们的假期延长了一个星期。

6.expand指扩大面积或体积,也指把合拢的东西放开(即三维)。例如:

This county has expanded its area under cultivation by more than 50,000 mu .该县扩大了50,000亩耕地。

Heat expands metals.热使金属膨胀。

He does exercises to expand his chest.他做体操扩胸。

7.propagate通常指宣传某种信念、看法或传播某种言论,以使更多的人相信或参与。例如:

We should not only learn knowledge, but also propagate it.我们不仅应学习知识,而且应传播它。

The Greek civilization was propagated all over Europe.希腊文明传播至整个欧洲。

8.radiate指从中心向四面八方散发,是技术用语,特指光或热的辐射。例如:

The sun radiates light and heat.太阳放射光和热。

The electric heater radiated warmth.电暖器散发出热量。

spread，circulate，distribute，propagate

这些动词均含“传播，散播”之意。

spread普通用词，使用广泛。指传播疾病、思想、文化、习惯或谣言等。

circulate既指某物在一物体内循环流动，又可指在一定范围内传播物品、刊物或思想、语言等。

distribute指把一定数量的东西分成若干等份进行分发。

propagate指宣传，尤其指官方为达到一定政治目的而进行的传播活动。