(noun.) a thick flat pad used as a floor covering.
(noun.) sports equipment consisting of a piece of thick padding on the floor for gymnastic sports.
(noun.) a small pad of material that is used to protect surface from an object placed on it.
(noun.) mounting consisting of a border or background for a picture.
(noun.) a mass that is densely tangled or interwoven; 'a mat of weeds and grass'.
手打:罗莎琳德
海尔格校对