Getting all the pieces to fit, the land, the infrastructure, the people, is an annoyingly laborious task.

BBC: News Online

She said he could not really explain why he had done that, but said digging out the auger manually was an "arduous and laborious task".

BBC: Pauls Malt fined after worker lost leg in silo accident

From 2002 the company began the laborious task of trying to cut capacity rather than continue to slog it out on the dealer forecourts with ever bigger discounts to lure buyers.

ECONOMIST: Ford

To get the seeds to breed true the farmers have to cross-pollinate the plants, a laborious task that keeps a peak of a dozen workers busy for several months on just one acre.

FORBES: Magazine Article

If European politicians don't begin to tackle the laborious task of creating polities based on popular consultation and accountability, the EU will ultimately founder--and it won't be because some local restaurant is fleecing confused customers.

FORBES: Fact and Comment

Unfortunately, only a handful of autoantibodies has been described so far, and their discovery and validation for clinical purposes is a slow, laborious and expensive task.

UNESCO: 2007 UK and Ireland Winners