FAQs About the word helpful

有幫助的

providing assistance or serving a useful functionFurnishing help; giving aid; assistant; useful; salutary.

有用,有益的,有利的,體貼的,有利的,有效,促進,有利,富有成效的,有利可圖

無效的,無用的,不利的,無效的,不利,無助的,不利的,不方便的

helper t cell => 輔助性T細胞, helper cell => 輔助細胞, helper => 幫手, helped => 幫了, helpdesk => 幫助台,