您要查找的是不是：
- 第n階振型不平衡諧量n-th nodal unbalance
- 階乘factorial
- 第幾which
- 色階color gradation
- 及第pass an imperial examination
- 一階single(-)order
- 勃艮第burgundy
- 階數exponent number
- 落第fail in an imperial examination
- n階謂詞n-adic predicate
- 開往布賴頓市的火車在第幾站台?Which platform does the Brighton train leave from?
- 低階low level
- 第n項n th term
- 一階導數first derivative
- 灰階gray scale
- 第n偏商n th partial quotient
- 第n-性質exchange ring
- n階n-order
- 第N方物流n party logistics
- n階差分difference of nth order
