The vowel in words like "my" and "thigh" is not very difficult.单词my和thigh中的元音并不难发。Each language has a different vowel system.每种语言都有不同的元音系统。A long vowel is a long sound as in the word'shoe ".长元音即如“shoe ” 一词中的长音....
具有接着力、保持力强、减震性佳及固定 、 保温、隔热作用等优点.Advantage: good adhesion and maintenance , keep warm , heat insolation, stable and endurable.延长呼吸保持力,不得不按照你的实际情况而有所调整.Extended breath retention may have to be modified to meet your needs.筛...
He becomes an innocent dupe in a political scandal.他在一起政治丑闻中成了一名无辜的受骗者。Why did Blizzard Entertainment only delete some of the dupes, and not every dupe?问:为什么Blizzard仅仅是删除一些复制的物品装备而不是全部的?But he was not for a single instan...
The material is readily prepared by reaction of formaldehyde and hydrazine.这种物质很容易由甲醛和肼反应而得到.Examples of such fuels are monomethyl - hydrazine and diborane.这种燃料的例子是一甲肼和二硼烷.Hydrazine perchlorate and lithium perchlorate fo...
The British are not famed for their philosophy and tend to be more practically minded.英国人不是以其哲学思想闻名，而是往往更注重实际。It is proved practically that chemical grouting can do with it.由于翻浆冒泥造成基床的软化和道碴板结引起道床整体弹性的降低,直接影响列车安全运营.Practi...
More ammonium sulphate solution is being recovered in the process of distilling oil shale.在提炼油页岩的过程中回收的硫酸铵液比过去多了.Ammonium chloride under thermal dissociation forms ammonia and hydrogen chloride gases.氯化铵在热力分解作用下形成氨和氯化氢气体...