as·si·du·ity /ˌæsəˈduəti, ˈdju-/
勤勉,刻苦,慇懃
As·si·du·i·ty n.; pl. Assiduities
1. Constant or close application or attention, particularly to some business or enterprise; diligence.
I have, with much pains and assiduity, qualified myself for a nomenclator. --Addison.
2. Studied and persevering attention to a person; -- usually in the plural.
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assiduity
n : great and constant diligence and attention [syn: assiduousness,
concentration]