The Black Eyed Peas—the genre-bending global phenomenon behind 'Where Is The Love?,' 'I Gotta Feeling,' and 'Boom Boom Pow'—have officially announced their long-awaited return to China. For three deca ...

So, that means that we can use 'on the cusp of' with two different complements, and we can also say 'on the cusp between' with two complements. However, we can also just use one complement in a ...