- 无形: intangible
- 的: 4次方是 The fourth power of 2 i ...
- 成本: prime cost; cost; capitalize ...
- 无形的: aeriform; aplastic; bodiless; discarnate; immaterial; immateriell; impalpable; intangible; invisible; unbodied
- 无形的；极小的: invisible (l04)
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