expansion
ik'spænʃәn
基本解释
n. 扩充, 开展, 膨胀
[计] 扩展
英文释义
n. the act of increasing (something) in size or volume or quantity or scope
n. a function expressed as a sum or product of terms
n. a discussion that provides additional information
词形变化
上一个单词：expansine