The longer your child can go without needing a filling, the better.孩子越晚需要补牙就越好。Since there is no butter left, we had to go without.既然奶油没了, 我们只得将就一下.In those days we often had to go without supper.那时候我们常常没饭吃....
The alkyd is cross - linked by the amino resin during baking.这种醇酸是氨基树脂在烘烤时交联而成.The reaction of catalpa oil, tung oil and hydroxyl - terminated polybutadiene gives alkyd resin with quick - drying property.利用梓油和桐油以及带端羟基的聚丁...
老师就哪些问题可能作为试题作了几点提示.Several suggestions for possible examination questions were thrown out by the teacher.这本书的试题是按难易程度顺序排列的.The tests in this book are arranged in order of difficulty.地理试题很难.The geography paper was diffic...
When it comes to expressing himself he is no shrinking violet.他在表达自己的想法时毫不羞怯。I was expressing some amazement and wonder at her good fortune.我对她的好运既惊奇又感叹。The child's natural way of expressing himself is play.孩子表达自己的本...