Hands were waving when the bell rang.

铃声响起时，大家都挥舞着手。

youdao

When the bell rang I rushed to the dining hall at once.

当铃声响起的时候，我立刻冲到食堂。

youdao

I tried, but I didn't finish the reading when the bell rang.

我试过了，但是铃响的时候我没有读完。

youdao

Often,when the fire bell rang, other men in the city rushed to help put out the fire.

VOA: special.2009.05.17

They were not paid to do this. They earned their money at other jobs, but dropped what they were doing when the fire bell rang.

VOA: special.2009.05.17

So when the fire alarm bell rang, men near the sound of the fire bell dropped what they were doing and rushed out to fight the fire.

VOA: special.2009.05.17

When the closing bell rang, the Dow Jones Industrial Average stood at 10, 466.93 - a loss of just over 235 points or 2.2%.

BBC: News | The Economy | Bear market mood spreads

When the closing bell mercifully rang on Friday , the Dow Jones industrial average was down 246.79 points, to close a 12, 606.30.

FORBES: Magazine Article

What had he been doing when she rang the bell?

NEWYORKER: Soldier��s Joy