Sentence examples for this is arduous from inspiring English sources

Director Robert Zemeckis is usually known for his zestiness and zippiness; but this is arduous.

In case of characterization of random loading or material properties, this challenge is arduous because of the limited number of measures and the quasi-infinite potential positions of local failures.

Structural Health Monitoring (SHM) could provide useful information in space and time for spatial variability characterization of material properties and mechanical solicitations; nevertheless, this challenge is arduous because of the large number of potential sensor positions of local disruptions/failures.

This work is arduous.

This current vetting process is arduous, taking 18 to 24 months or more.

"But it is arduous".

Touring is arduous.

Dying is arduous and taxing.

Navigating bureaucracy is arduous for all Chinese.

Fulfilling that charge is arduous.

My current regimen is arduous.