But an accumulating body of research indicates that some distinctions between one type of elder care and another have little real bearing on how well residents do.
An accumulating body of research indicates that some distinctions between one type of elder care and another have little real bearing on how well residents do.
越来越多的研究表明,老人护理方式之间的差异并不会对居民的生活状况产生多大的影响。
3
The distinction between pheromones and odorants—chemicals that are consciously detected as odors—can be blurry, and some researchers classify pheromones as a type of odorant.