他刚一进去，与门相连的门铃便嗡嗡作响。His entrance was announced by a buzzer connected to the door.人们躺在首尾相连、密密排在一起的日光浴床上。The people sleep on sun loungers packed tight, end to end.那两个过程紧密相连。Those two processes are very closely interlinked....
诊断学(diagnostics)一词源于希腊文,意指鉴别 、 确定.Diagnostics is a word of Greece origin , which means discriminating, specifying.CT与 X 线透视, 超声, 同位素等影象显示方法相结合,建立起影像诊断学.CT and X - ray, ultrasound, isotope and other image display method c...