Words similar to laborious

Example sentences for: laborious

How can you use “laborious” in a sentence? Here are some example sentences to help you improve your vocabulary:

According to Kermode, Smith employs a "laborious accumulation of detail" to back up her diagnosis that the late princess "was unpredictable, egocentric, aggressive, insecure, manipulative, paranoid, possessive, easily bored, uneducated and a habitual liar."
The completion in 2001 of a laborious 20-year restoration helped remove centuries of deterioration and clumsy restoration since it was completed in 1497.
The usual way to find a new antibiotic has been laborious screening of immense libraries of compounds, natural and otherwise.
That was a laborious and time-consuming task, amply rewarded by the high quality of the drawings as published in the original edition.
The laborious and problematic tracking of cDNA clones and PCR amplicons may lead to 10-30% misidentification of clones [ 6].