The molecules bounce off each other like two colliding billiard balls.当分子相互弹开时就象两个碰撞的弹球.A billiard - table must be perfectly even.台球桌必须十分平.The billiard ball travelled gently across the table.台球慢慢地滚过台面....
Really? You're an amazing bargain hunter!真的 吗 ?你真是个打折老手.Who would not like to be a bargain hunter?谁不想做个搜罗便宜货的人 呢 ?L : You are always a good bargain hunter.你总是能买到物美价廉的东西....
it's（带撇号）只能用作itis的缩约形式。"It's" (with an apostrophe) should be used only as a contraction for "it is".用句后括号中的词或词组来回答问题, 注意撇号的位置.Answer these questions, using the words in parentheses. Put the apostrophe in the ri...
...the largest maritime museum of its kind.同类中最大的海洋博物馆Chapter IX Procedures for Constituting a Limitation Fund for Maritime Claims Liability.第九章设立海事赔偿责任限制基金程序.Winds with continental provenances frequently have a higher d...
Phosphoenolpyruvate carboxylase intrinsically located in the chloroplast of rice plays a crucial role in ammonium assimilation.磷酸羧化酶在水稻叶绿体形成中的作用.Multiple carboxylase deficiency ( MCD ) is an autosomal recessive disorder ...
We mustn't condemn him on mere suppositions.我们不可全凭臆测来指责他.But as with many such suppositions in natural history, no one had ever tested it.博物学中虽然有许多类似的假设，却从没人对此考证过。We must make one of two following highly improbable ...