liftoff怎么读

Why does a space shuttle get hotter on reentry than on liftoff?能想象航天飞机穿越大气层时受到摩擦产生的热量有多惊人吗?来一起听听 吧 ....

n.（火箭发射时）起飞，启动...

n.铜色树碱...

A sound forest economy promotes the prosperity of agriculture and rural life.完善的森林经济可以促进农业和农村生活的兴旺与繁荣.The Tree Council promotes tree planting.林木委员会倡导植树造林。The evidence that such investment promotes growth is strong.有充分的证据...

withdraw的现在进行时为：withdrawing...

学生 及 长者优惠: 超值优惠架连镜$48!Student & Senior Promotion: Special frame and lenses $ 48!...

alliance的近义词有：league, federation, union, alliance。下面这些名词均含"联盟，同盟，联合会"的含义：league：普通用词，指为了共同的利益而建立的地区性、全国性或国际性的联合组织，也指民间或半官方组织的联盟。federation：泛指用条款固定下来的一切联合，尤指联邦政府。union：普通用词，指由若干个体结成的一个统一的整体。强调其永久性。alliance：普通用词，指对双方均有利的任何...

I have always had an enquiring mind where food is concerned.我在吃的方面一向很爱探究求索。I was enquiring in Lost Property at Derby.我当时正在德比的失物招领处打听。a child with an enquiring mind有好奇心的孩子...

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analcimization的音标：analcimization的英式发音音标为：[ænælsɪmaɪ'zeɪʃən]analcimization的美式发音音标为：[ænælsɪmaɪ'zeɪʃən]...

canalize的现在完成时为：canalized...

[地名] [美国、墨西哥、委内瑞拉] 拉斯维加斯...

v.悬( hang的过去式 )，（被）绞死，贴，逗留...

IRM group systems provide the best reliability and performance for steel , aluminium non - ferrous metal producers worldwide.IRM集团的测量仪系统为世界钢铁业和铝业提供高性能可靠的测量结果.In this paper, a novel model to assessing enterprises'imp...

n.总胆管造口术...

sweep的现在进行时为：sweeping...

These houses were built by property speculators.这些房屋是由地产投机商建造的。Some speculators have tried to corner wheat.有几个投机者曾试图囤积小麦。In futures market, the hedges, arbitrageurs, speculators make up the market participants.在期货市场中, 套期...