compactadj.紧密的；紧凑的；简洁的vt.使简洁；使装满；压实n.合约条约；梳妆粉盒；<美>小型汽车Compact corn紧凑型玉米compact part密部compact test小型试验compact pump连身泵Compact Yarn紧密纱Compact maps紧映射compact cloth紧密织物compact grainn.致密晶粒compactednessn.紧密度compact layer致密层