n.  铃；电铃

n.  钟；响铃

• ring/press the bell  按铃

• a bell rings/goes  铃声一响

• give sb a bell  给某人打电话

• His voice came down the line as clear as a bell.

  他的声音如铃声般清脆地从听筒里传出来。

• Ring the bell to see if they're in.

  按按门铃，看他们在不在家。