Police frogmen searched the lake for the murder weapon.警方的蛙人搜索这个湖，寻找谋杀凶器。Fifty officers, including frogmen and dog handlers, are searching for her.包括蛙人和警犬训练员在内的50名警官正展开对她的搜寻。Police frogmen were called in to search the la...
Regular like spike wave and poly spike wave were found in mastication.在咀嚼时可见有规律性类似棘波、多棘波.Mastication is one of the most important fundamental oral functions.咀嚼是口腔重要的生理功能之一.There is occasional, transient, nondescript pain...