0 past simple and past participle of trial
All the machinery options trialled by farmers allowed for rapid cultivation and planting, so all allowed planting at or near the approved date.
While videoconferencing has been trialled in a number of studies, as yet little progress has been made in incorporating it into mainstream distance language courses.
The above papers provide a good cross-section of applications where expert assistants are being trialled or used on a day-to-day basis.
Various adjuvant therapies including chemoand radiotherapy have been trialled.
The pilot service was trialled during a 15-week period in 2003-2004.
Unmistakably, a form of aversion therapy was being trialled here, although the calibration of the shock lent his system a kind of scientific credibility.
The pilot service was trialled during a 15-week period in 2003/2004.
Several alternative beam arrangements are trialled and the best is selected.
