形容词
1. （文章或谈话）严肃呆板的，冗长乏味的，生硬的
Ponderous writing or speech is very serious, uses more words than necessary, and is rather dull.
1. having great mass and weight and unwieldiness
e.g. a ponderous stone
a ponderous burden
ponderous weapons
2. slow and laborious because of weight
e.g. the heavy tread of tired troops
moved with a lumbering sag-bellied trot
ponderous prehistoric beasts
a ponderous yawn
3. labored and dull
e.g. a ponderous speech