知识扩展 词语辨析
disseminate,circulate,diffuse,expand,extend,propagate,radiate,spread。
这组词都有“延伸”“延长”“伸展”“展开”的意思。它们的区别是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 than50,000mu.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。
disseminate 记忆方法
disseminate相关的词根或词缀是:
semin
disseminate散布v.
dis 加强 + semin 种子 + ate 做,造成,使… → 散布种子 → 散布
中文词源:
disseminate 精选例句
1、 The presence of multinationals also helps to develop a countryˈs pool of skilled Labour and,when they operate in joint ventures,to disseminate new technology and ideas.