基本解釋[新聞學(xué)與傳播學(xué)]要點(diǎn)式導(dǎo)語英漢例句雙語例句It starts from the objective fact that anti - America activi-ties have been increasing since 1960s and analyses the main causes that lead to the phenomenon.主要從二十世紀(jì)六十年代以來反美國(guó)際恐怖主義活動(dòng)日益頻繁的現(xiàn)象出發(fā)，分析了造成這一現(xiàn)象的主要原因。H bonds on facing folded chain crystal surfaces lead to a decrease of surface free energy and this fact is a main reason for the formation of double lamellae.在雙層片晶界麪上的H鍵降低了表麪自由能，這是形成雙層片晶的主要原因。main fact lead更多例句專業(yè)釋義新聞學(xué)與傳播學(xué)要點(diǎn)式導(dǎo)語