expanded polystyrene

light packaging or insulation material made of air-filled plastic 多孔聚苯乙烯, 多孔塑料（用充气塑料制成的轻质包装或绝缘材料）.

existent, existential, existentialism, existentialist, existing, exit, exit poll, exo-, exodus, exonerate, exoneration, exorbitance, exorbitant, exorcise, exorcism, exorcist, exorcize, exorcise, exotic, expand, expanded metal, expanse, expansion, expansionism, expansionist, expansive, expansively, expansiveness, expatiate, expatriate, expect, expect of, expect sth. of sb., expectancy, expectant, expectant mother, expectantly, expectation, expectation of life, expected, expectorant,