"For heaven's sake!" Dot expostulated. "They're cheap and they're useful."“拜托！”多特反驳道，“它们又便宜又管用。”His family expostulated with him.家人和他意见相左。He expostulated with me on my rashness.他劝诫我别鲁莽....
要富集成矿只需保持长期的层间循环.Concentration of ore would simply require prolonged interstratal migration.碘离子在层间的扩散作用可以用隔层加以控制.The migration of iodide ion between layers is controlled by barrier interlayers.测量界面粘结强度的间接方法包括层间剪切强度试验.Ind...