Hardly could he finish his test paper when the school bell rang.

他还未做完试卷，下课铃就响了。

youdao

The Burnell children could hardly walk to school fast enough the next morning. They burned to tell everybody, to describe, to - well - to boast about their doll's house before the school-bell rang.

第二天早上，包耐尔家的孩子们全然没了上学的心思，她们急着要在上课铃响以前让每一个同学都知道她们的玩具小屋，她们要在同学们面前大讲特讲，大吹特吹。

youdao

In Los Angeles, the nation's second-largest district, the first school bell rang for 600, 000 students on Aug. 14, three weeks earlier than the normal start.

WSJ: School in August Gets Low Grades

Once Mischel began analyzing the results, he noticed that low delayers, the children who rang the bell quickly, seemed more likely to have behavioral problems, both in school and at home.

NEWYORKER: Don��t!