expandorn.扩张器expandv.使 ... 膨胀；详述；扩张；增加；张开expanding-agent膨胀剂expanded metaphor扩展的隐喻expanded contrast扩大的对比度expanding section扩大段expanding incomes日益提高的收入Expanding monomer膨胀单体expandable jammer投掷式干扰机expanding current扩展水流expanding peptide扩张肽expanded pearlite膨胀珍珠岩