handler
noun [ C ] uk/ˈhænd.lər/ us/ˈhænd.lɚ/
(TRAINER)
驯兽师;（尤指）驯狗师
a person who trains and is in charge of animals, especially dogs
police dog handlers 警犬训练员
(ADVISER)
US（重要人物的）顾问
someone who advises someone important
The president's handlers are telling him to pull out of the talks. 总统的顾问建议他退出会谈。
(CARRY)
搬运工
someone who carries or moves things as part of their job
airport baggage handlers 机场行李搬运工