Einstein used a definition of time for experimental purposes, as that which is measured by a clock.

爱因斯坦为达到实验目的使用了时间的定义，因为时间是用钟表测量的。

youdao

The lotion was made at U-M, but U-M will not commercialize this lotion because it was designed only for experimental purposes and, therefore, is cosmetically undesirable.

这种洗剂由密西根州大学研制，但由于它只是用于试验密西根州大学不会将它商业化，也不希望它成为化妆品。

youdao

Article 11 experimental animals shall be fed separately in accordance with their different sources, different breeds, different strains of breeds and different experimental purposes.

第十一条实验动物必须按照不同来源，不同品种、品系和不同的实验目的，分开饲养。

youdao

But establishing these new domains (even for experimental purposes) could prove rather difficult.

ECONOMIST: An interplanetary Internet: The wire of the worlds | The