maintenance是什么意思(maintenance的用法)
大家好,知识小编来为大家讲解下。maintenance是什么意思,maintenance的用法很多人还不知道,现在让我们一起来看看吧!
一、maintenance是什么意思
1、maintenance 维持,保持
2、来自maintain的名词形式。
二、maintenance的用法
1、maintenance (n.)
2、mid-14c., "bearing, deportment," from Old French maintenance "upkeep; shelter, protection,: from maintenir (see maintain). Meaning "action of upholding or keeping in being" is from early 15c. "Action of providing a person with the necessities of life" is from late 14c.
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