很多父母觉得要孩子循规蹈矩是件很难的事情。Many parents find it hard to discourage bad behaviour.我无权安排这些事情。It is not for me to arrange such matters.她做任何事情都充满一种极富感染力的热情。She radiates an infectious enthusiasm for everything she does....
We may use the plane stress analysis for determining deflections in the midplane of the beam.我们可以用平面压力的分析方法来确立梁中间面的挠度.Midplane Flow analysis is most accurate for thin - wall part geometries.中面流动分析对薄壁零件几何模型的精确度最高.The two ...
凯茜是个很好的伙伴，我们亲如姐妹。Kathy is a great mate, we are like sisters.她的朋友凯斯（凯茜娃的简称）眼泪汪汪。Her friend Kes (short for Kesewa) was in tears.凯茜兴奋异常。Cathy was beside herself with excitement....