ponderous
🇺🇸
/ˈpɑːndərəs/
🇬🇧
/ˈpɒndərəs/
Heavy and slow in a way that feels boring.
His lectures are always ponderous and dull.
他的讲座总是沉闷无味的。
Moving slowly because of being very heavy.
The old gates opened with a ponderous creak.
那扇旧门打开时发出了沉重的吱嘎声。