"team has been trained" is a correct and usable phrase in written English.
It can be used in sentences to indicate that either a group of people or a group of animals have been taught and conditioned to do something. For example: "The rescue team has been trained to respond to emergencies quickly and efficiently."
AOL Way for Media Entire media team has been trained on the AOL Way and the operations team has created great reporting tools to track our progress.
Grow ad sales revenue by a double-digit increase Entire sales and sales support team has been trained on AOL Way for Advertising and presales has been reorganized to line up to the top 100 accounts.
Knowledge and experience To conduct the surveys, the RNAT team has been trained on Standardized Monitoring and Assessment of Relief and Transition (SMART), a globally recognized survey method.
The United States team has been training there for the past year.
Mikail Renzhin, a downhill skier who has already made the 2010 Israeli team, has been training in the United States for the last couple of years.
Contador will discuss his case Friday at a news conference in Mallorca, where his Saxo Bank team has been training, his spokesman said.
The Jordanian team has been training in Antrim, about 20 miles from Belfast, in advance of the Paralympic Games starting next week.
The United States men's under-17 national team has been training and playing exhibition matches in England in advance of its opening match in the world championships next Thursday in Lahti, Finland.
As Afghanistan's men's cricket team takes to the pitch at this year's Twenty20 World Cup in Sri Lanka, back in Kabul a recently formed women's team has been training hard.
According to the promotional video disguised as an interview, the remodel has lasted almost a month and the team has been training for "weeks" in order to learn how to use "new cutting edge computer programs" that are capable of showing three or even four tweets at a time.
All members of the team had been trained to take measurements and to carry out procedures while adhering to a protocol.
