名词
1. 帮助者;帮手;助手
A helper is a person who helps another person or group with a job they are doing.
1. a person who helps people or institutions (especially with financial help)
Synonym: benefactor
2. a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
e.g. my invaluable assistant
they hired additional help to finish the work