英语
西班牙语
西班牙语
英语
单语范例（未经PONS编辑处理）
Other researchers, however, warn that estimates on the numbers of street children rest upon largely elastic and nebulous definitions.
en.wikipedia.org In the course of his survey he took note of 42 nebulous objects.
en.wikipedia.org This bunch of sources related one with the others, but not strictly linked, leads to a nebulous and abstractive concept, hard to explain clearly.
en.wikipedia.org Although highly successful at the game, he revealed that winning championships was of comparatively little interest to him compared to these more nebulous aspects.
en.wikipedia.org The only resource are the nebulous resources, which are produced inexhaustibly in dedicated buildings.
en.wikipedia.org