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。
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.
由于一次性手套有许多用途，他们在准备出售前必须经过严格的检查。
Given the many USES for disposable gloves, they must undergo rigorous inspection before they are ready for sale.
苯乙烯是重要的化工原料，可以生产多种产品，其中一次性泡沫包装和饭盒用途较大并存在着较大的争议。
Styrene is an important material for many chemical productions in industry. Foamed polystyrene has been used to produce disposable table ware, and there are also some arguments about its USES.
产品用途：可用于一次性汤杯、快餐盛菜盒、豆浆、水果盛装。
Product Usage: Can be used for a one-time soup boxes, snack food boxes, the soybean milk, the fruit splendid attire.
产品用途：可用于一次性汤杯、快餐盛菜盒、豆浆、水果盛装。
Product Usage: Can be used for a one-time soup boxes, snack food boxes, the soybean milk, the fruit splendid attire.
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