助け手

(1)a person who contributes to the fulfillment of a need or furtherance of an effort or purpose; "my invaluable assistant"; "they hired additional help to finish the work"

(2)要求の実現、または努力や目標の推進に貢献する人

(1)my invaluable assistant

(2)私の非常に大切な助手

(3)they hired additional help to finish the work

(4)彼らは仕事を終わらせるために、追加で助手を雇った