n.

a porous mass of interlacing fibers the forms the internal skeleton of various marine animals and usable to absorb water or any porous rubber or cellulose product similarly used

someone able to acquire new knowledge and skills rapidly and easily

"she soaks up foreign languages like a sponge"

同義詞：quick study

a follower who hangs around a host (without benefit to the host) in hope of gain or advantage

同義詞：leechparasitesponger

primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies

同義詞：poriferanparazoan

Carbon Nanotube Sponges
The Cell Biology of Sponges
The cell biology of sponges
The Cell Biology of Sponges
MicroRNA sponges: progress and possibilities.
Novel alginate sponges for cell culture and transplantation
Systema Porifera. A Guide to the Classification of Sponges
Molecular Evidence for a Uniform Microbial Community in Sponges from Different Oceans
Phylum Porifera Grant , 1836,Systema Porifera: A Guide to the Classification of Sponges
Age‐related decline in the osteogenic potential of human bone marrow cells cultured in three‐dimensional collagen sponges