sandwiching
夾層; 夾層鋪料
Sand·wich, v. t. [imp. & p. p. Sandwiched p. pr. & vb. n. Sandwiching.] To make into a sandwich; also, figuratively, to insert between portions of something dissimilar; to form of alternate parts or things, or alternating layers of a different nature; to interlard.
◄ ►