one-time-onlyCOCA⁸⁸¹¹⁷ 基本例句 🌏仅一次 While one-time-only transformations may be easier to develop, it has been our experience that these types of transformations see very little usage relative to the effort required to create them. 虽然开发一次性的转换会更简单，但是就经验来看，相对于开发这种类型的转换所需的工作量来说，它们的用途是非常少的。 ibm