您要查找的是不是：
- 数to count
- 行数linage
- expansion coil (冷却机)膨胀蛇形管
- 页数pagination
- FOE（focus-of-expansion）FOE (focus-of-expansion)
- 有数know exactly about sth.
- Trade Expansion Act (美国)扩大贸易法
- 数位digital
- expansion loop (管段中的弯曲部分)伸缩器
- 数个couple
- secondary expansion (使用时膨胀)二次膨胀
- 为数amount to
- Heavisides expansion theorem海维西特展开定理
- 可数名词countable
- 份数umber
- Wine Equity and Export Expansion Act (美国)酒类平衡与扩大输出法
- 数数spillikin
- (=expansion equal and satisfactory) (两肺)膨胀良好、均一exp. sat.
- 和数summation
- 模数modulus
