The hawk was trained to attack with its beak and claws.

那只鹰被训练用它的喙和爪子攻击。

youdao

Reports that al-Qaida-trained operatives may be poised to attack American commercial and passenger vessels in the Arabian Sea are being widely circulated in Arab-speaking Gulf states, including Kuwait,Bahrain,Qatar, and United Arab Emirates.

VOA: standard.2010.01.07

Although properly-raised pit bull terriers can make good pets, according to reputable Georgia breeder Tara Vickers, fighting dogs - having been trained to attack other animals - are impossible to re-house safely.

BBC: NEWS | Americas | Brutal culture of US dog fighting

Five years ago, a Cuban airforce defector in a MIG-29 fighter aircraft -- flying undetected until outside Key West, Florida -- confirmed that he had trained to attack the Turkey Point nuclear power facility in South Florida.

CENTERFORSECURITYPOLICY: Congress of the United States

It trained the patient's own immune system to attack a protein called beta-amyloid that many scientists believe is implicated in Alzheimer's.

FORBES: Elan Ends Alzheimer's Vaccine Trials