| 释义 |
ex.pan.sionIk5spAn7tF[nn扩大;扩充;膨胀Free expansion of a gas causes it to cool. [U]气体的自由膨胀会使其温度降低。Expansion into new areas of research might be possible. [U]扩展至新的研究领域或许有可能。Figures like these have led to one of the few expansions in the economy-- the fear industry. [C]这样的数据导致了经济领域内屈指可数的几种发展之一----恐惧工业的发展。
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