“叶片”的拼音？

头顶上，直升机在呼啸，巨大的螺旋桨叶片搅动着空气。Overhead, the chopper roared and the big blades churned the air.直升机的旋翼叶片rotor blades on a helicopter推进器的叶片已经安装好了.The propeller blade has been mounted....

“叶片”的英语可以翻译为：[植] blade，[机] vane，paddle，limb，lamina ...

n.吵闹，喧哗，激动的吵闹声，心烦意乱...

Political hopes for a swift and smooth transition to democracy have been dashed...迅速而顺利地过渡到民主体制的政治希望破灭了。He was making all the right noises about multi-party democracy and human rights.他假意支持多党民主和人权问题。She says the way the ...

stifle的现在进行时为：stifling...

pavement的反义词有：dirt, road, dirt, road。n.pavement的反义词（有铺设的路面）：dirt, road。pavement的反义词（其他释义）：dirt, road。...

v.朝向( orientate的过去式和过去分词 )，面向，确定方向，使适应...

n.中立，中立地位，中性...

n.除去阳离子（作用）...

lithemetra的音标：lithemetra的英式发音音标为：[lɪt'həmetrə]lithemetra的美式发音音标为：[lɪt'həmetrə]...

消磁...

Early results on the photoelectric effect had not produced consistent results.有关光电效应的早期实验,并未取得协调一致的结果.This is obviously due to the Compton and photoelectric effects.很明显,这是由于康普顿效应与光电效应作用的缘故.Photoelectric spectrophotometer...

immigrants的音标：immigrants的英式发音音标为：['ɪmɪɡrənts]immigrants的美式发音音标为：['ɪmɪɡrənts]...

permit的一般过去时为：permitted...

crusty的比较级为：crustier...

After the 1960 s, China began to inoculate BCG, pertussis, diphtheria, tetanus, measles and poliomyelitis vaccines.六十年代后, 中国开始在大、中城市接种卡介苗 、 百日咳 、 白喉 、 破伤风 、 麻疹、脊髓灰质炎的疫苗的工作.Recent studies suggested that erythromycin may b...

He burbles on about freedom.他喋喋不休地大谈自由。...