英国广播公司刚刚成功地演示了一套新的数字无线电传输系统。The BBC has just successfully demonstrated a new digital radio transmission system.凯瑟琳演示了洁面的正确方法。Catherine demonstrated the proper way to cleanse the face.采用了演示及播放电影和录像带的形式，以起到教育作用。Demonstrati...
这位酒吧侍者已经应付不过来客人的点单。The bar waiter was already overloaded with orders.我们准备了40个客人的饭菜,但只来了20个人.We catch for forty but only twenty came.每扇门上都有张卡,上面印着客人的名字.There was a card on each door with a guest's name inscribed ther...