underlay
名词 underlay:
a pad placed under a carpet
同义词:carpet pad, rug pad, underlayment
动词 underlay:
raise or support (the level of printing) by inserting a piece of paper or cardboard under the type
put (something) under or beneath
provide with a base, support, lining, or backing
动词 underlie:
be or form the base for
同义词:underlie
lie underneath
同义词:underlie