idiom > A guarantee of labor
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阿保之劳
Pinyin: ē bǎo zhī láo

Usage: 作主语、宾语；指父母的成绩

Explanation: 阿保：保护养育。保护养育幼儿的功劳

Source: 《晋书·顾和传》：“帝以保母周氏有阿保之劳，颌假其名号，内外皆奉诏。”

No. 2
　　That support and raise the credit. With "A security of power."
Translated by Google
Thesaurus
A guarantee of success