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:

Screening genomic libraries by hybridizing with SSR probes and sequencing the hybridized positive clones is traditional but a laborious and costly approach.
The ideal detection system would integrate sample processing and pathogen characterization into a single automated device that would eliminate laborious, and time consuming sample processing and costly detection.
However, the isolation of ß-cells is laborious and limited by donor availability.
One reason a virus hasn't been found--if indeed a virus causes these diseases--is that no one is doing the laborious and expensive work to find it.
If, for example, one wished to be certain that a gene is differentially expressed, or does not wish to resort to laborious conventional techniques to confirm expression changes, the only appropriate filtering method is the Bonferroni (or other related) procedure, as the chance of generating false positive results using such methods is negligible.