assiduity 的词源

“勤奋”，15世纪初，源自拉丁语 assiduitatem（主格 assiduitas），意为“持续存在”，是名词形式，来自 assiduus，意为“持续在场”（参见 assiduous）。

Industry keeps at work, leaving no time idle. Assiduity (literally, a sitting down to work) sticks quietly to a particular task, with the determination to succeed in spite of its difficulty, or to get it done in spite of its length. Application, literally, bends itself to its work, and is, more specifically than assiduity, a steady concentration of one's powers of body and mind .... [Century Dictionary]

Industry（勤奋）始终在工作中，不留任何闲暇。 Assiduity（专注，字面意思是“坐下来工作”）安静地坚持某项任务，尽管困难依然决心成功，或是尽管任务繁长仍然坚持完成。 Application（专注，字面意思是“将自己投入工作”）更具体地指将身心力量稳定地集中于工作，比 assiduity 更强调这种专注的持续性…… [《世纪词典》]