beneficial
adj.
mid-15c., "helpful, advantageous," from Middle French bénéficial and directly from Latin beneficialis "pertaining to a favor," from beneficium (see benefice). Related: Beneficially.
| 词汇 | beneficial |
| 词根词缀 | Online Etymology Dictionary beneficial adj. mid-15c., "helpful, advantageous," from Middle French bénéficial and directly from Latin beneficialis "pertaining to a favor," from beneficium (see benefice). Related: Beneficially. |
| 随便看 |
英语词根词缀词典收录了54763条英语词根词缀词条，基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析，是记忆英语词汇的必备工具。