diligent
adj.
mid-14c., from Old French diligent (14c.), from Latin diligentem "attentive, assiduous" (see diligence). Related: Diligently.
| 词汇 | diligent | 
| 词根词缀 | Online Etymology Dictionary diligent adj. mid-14c., from Old French diligent (14c.), from Latin diligentem "attentive, assiduous" (see diligence). Related: Diligently. | 
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