不及物动词
1. thunder
1. It thundered several times, but no rain fell.
打了几次雷，却没下雨。
2. thunder的解释
2. They thundered against cheating on exams.
他们大声疾呼反对考试作弊。
3. thunder
3. Trucks thundered down the highway.
大卡车从公路上轰隆隆地开过去。
名词
1. We could hear the thunder of distant cannons.
我们可以听到远处大炮的轰隆声。