As soon as the bell rang the teacher came into the classroom.
鐘聲一響起,老師就走進了教室。
As soon as she heard the bell ring, she answered the telephone.
她一聽到鈴響,就接了電話。
The telephone was invented in 1876 by Bell.
電話於1876年由貝爾所發明。
In its graphical representation, the normal distribution is a bell-shaped curve, with the value growing as one moves closer to the middle and decreasing as one moves away.