time-consuming

https://tts.langeek.co/read?text=dGltZS1jb25zdW1pbmc&hash=b5a81502cc76f1d5841856a459f00db369a29b95&lang=en&cache-only=0&driver=googletts&accent=US

Here you will find the vocabulary from Unit 5 - 5A in the Face2Face Upper-Intermediate coursebook, such as "lucrative", "outrageous", "fierce", etc.