When these local hoteliers charge visiting foreigners, the sky is the limit.这些当地的旅馆老板向来访的外国人索费时，那真叫漫天要价。The profiteers have the bit between their teeth and, for them, the sky is the limit.奸商们不服管制，对他们说来，随便怎么漫天要价也不为过。They have found that, in terms of both salary and career success, the sky is the limit.他们发现，就收入和事业成功来讲，多高都有可能的。