thunder/'θʌndə^r $ -dər/

n. a loud noise from the sky that you hear during a storm

v. if it thunders, a loud noise comes from the sky during a storm

n. [U] 雷声，雷：Do you know why thunder always comes after lightning? 你知道为什么雷声总比闪电更晚吗？

v. [I] 打雷：It is thundering now but there is no rain. 天正在打雷，但是没有下雨。

◇thundering applause 雷鸣般的掌声

音组-nder/-ndə^r $ -ndər/

thunder; under; wander; wonder

常犯错误

✗ hear a thunder

✓ hear thunder听见雷声