FAQs About the word helpful

有帮助的

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

有用,有益的,有利的,体贴的,有利的,有效,促进,有利,富有成效的,有利可图

无效的,无用的,不利的,无效的,不利,无助的,不利的,不便的

helper t cell => 辅助性T细胞, helper cell => 辅助细胞, helper => 帮手, helped => 帮了, helpdesk => 帮助台,