From the rostrum he thundered at them and shook his fists.他从讲坛上向他们大声斥责,并且挥动双拳.It grasps its victim in its forelegs and pierce it with its rostrum.它用前腿抓住牺牲品,把喙刺入对方身体.He elbowed his way through the crowd towards the rostru...
You can go for a 'rostrum' system, which sounds flash, but can be assembled quite cheaply.可以去弄一个“指挥台”系统，它听起来很昂贵，但其实花不了多少钱就可以组装起来。He warmly shook hands with those gathered around the rostrum.他同聚集在演讲台四周的人热情握手。Fro...
By about 6 weeks of age, most babies begin to show something approximating a day/night sleeping pattern.到6个星期大时，大多数婴儿开始表现出近似于日夜分明的睡觉模式。Something approximating to a fair outcome will be ensured.保证会有大致公正的结果。In the finite e...
现在新建的房子不管大小几乎都是对称的.A new house of any size was now almost invariably symmetrical.物理定律对平移是对称的.The laws of physics are symmetrical for translational displacements.褶皱可以是平缓而对称的, 也可以是陡峭而非对称的.Folds may be gentle and symmetrica...
Eskimoes form igloos out of blocks of ice.爱斯基摩人用冰块砌圆顶冰舍.Now suppose there are 100 igloos arranged in a rectangular grid.现在,假设有100座冰屋排成长方格形状.Igloos are usually dome - shapedand are made of large slabs cut from compacted s...
长椅周围的人群渐渐散去了。The crowd around the bench began to melt away.雾已经散了，看来是温暖晴朗的一天。The fog had lifted and revealed a warm, sunny day.地质学家曾研究过热量如何散出地球。Geologists have studied the way that heat flows from the earth....
Water soluble hydroxypropyl � � cyclodextrin was converted to acetonyl hydroxypropyl � � cyclodextrin via selective oxidation.通过选择性氧化,将水溶性优良的羟丙基β环糊精转化为丙酮基羟丙基β环糊精....