A ferrule and eraser are crimped into place on each pencil.金属环把橡皮头固定到每一根铅笔上....a large, flat, pink India-rubber eraser.一大块粉红色的扁平橡皮擦Yes, I have your eraser, too.是的, 我还拿了你的橡皮.He rubbed out the last sentence on his paper wi...
Rub out chalk marks with an eraser.用黑板擦擦掉粉笔字迹.He rubbed out the last sentence on his paper with his eraser.他用橡皮把试卷上的最后一句话擦掉了.Yes, I have your eraser, too.是的, 我还拿了你的橡皮....
The labor - market recovery a pothole as the unemployment rate climbed.失业率攀升,劳力市场复苏遇挫.As the car sped over a pothole she lurched forward...车子飞驶过一个坑洼时，她身子猛地向前一倾。While jogging in the countryside, Kotaro a pothole together ...
最后讨论了时谐性和电容率对电位分布的影响.The effects about potential distribution by time - harmonic character and permittivity a.用铽改性SBN晶体能有效地改善晶体的性质.实验测量了铽改性Sr0.61Ba0.39Nb2O6晶体的电容率和热电系数.The dielectric permittivity and pyroelectric coeffic...