flump
v. 砰地倒下；砰地落下
n. 砰然声
近义词：plop，plumpdown，plump，plonk，plunkdown，plank，plunk，
英英释义
Verb
- fall heavily
- set (something or oneself) down with or as if with a noise;
"He planked the money on the table" "He planked himself into the sofa"